Annual report pursuant to Section 13 and 15(d)

Long-Term Debt (Narrative) (Details)

v2.4.1.9
Long-Term Debt (Narrative) (Details) (USD $)
12 Months Ended 0 Months Ended 3 Months Ended 0 Months Ended 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Apr. 24, 2012
Aug. 02, 2012
Rate
Jul. 28, 2008
Rate
Sep. 30, 2012
Mar. 31, 2015
Jan. 27, 2015
Dec. 31, 2015
Debt Instrument [Line Items]                    
Term loan, carrying value $ 228,126,000us-gaap_SecuredDebt $ 240,625,000us-gaap_SecuredDebt                
Term Loan 228,126,000us-gaap_LongTermDebt 240,625,000us-gaap_LongTermDebt                
Loss on debt extinguishment 0us-gaap_GainsLossesOnExtinguishmentOfDebt 0us-gaap_GainsLossesOnExtinguishmentOfDebt (18,627,000)us-gaap_GainsLossesOnExtinguishmentOfDebt              
Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Term loan, carrying value       600,000,000us-gaap_SecuredDebt
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Debt Instrument, Term 5 years     5 years            
Maximum borrowing capacity       850,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Deferred Finance Costs, Noncurrent, Net       5,500,000us-gaap_DeferredFinanceCostsNoncurrentNet
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Maximum leverage ratio, required 3.00hsni_MaximumLeverageRatio
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
                 
Minimum interest coverage ratio, required 3.00hsni_MinimumInterestCoverageRatio
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
                 
Actual leverage ratio 0.68hsni_ActualLeverageRatio
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
                 
Actual interest coverage ratio 55.73hsni_ActualInterestCoverageRatio
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
                 
Letters of Credit Outstanding, Amount 10,600,000us-gaap_LettersOfCreditOutstandingAmount
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
                 
Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Debt Instrument, Term 5 years                  
Eleven Point Two Five Percent Senior Notes [Member]                    
Debt Instrument [Line Items]                    
Senior notes due 2016           240,000,000us-gaap_SeniorNotes
/ us-gaap_DebtInstrumentAxis
= hsni_ElevenPointTwoFivePercentSeniorNotesMember
       
Subordinated Borrowing, Interest Rate           11.25%us-gaap_SubordinatedBorrowingInterestRate
/ us-gaap_DebtInstrumentAxis
= hsni_ElevenPointTwoFivePercentSeniorNotesMember
       
Repayments of Debt, Maturing in More than Three Months         253,500,000us-gaap_RepaymentsOfDebtMaturingInMoreThanThreeMonths
/ us-gaap_DebtInstrumentAxis
= hsni_ElevenPointTwoFivePercentSeniorNotesMember
         
Call Price         105.625%hsni_CallPrice
/ us-gaap_DebtInstrumentAxis
= hsni_ElevenPointTwoFivePercentSeniorNotesMember
         
Loss on debt extinguishment             18,600,000us-gaap_GainsLossesOnExtinguishmentOfDebt
/ us-gaap_DebtInstrumentAxis
= hsni_ElevenPointTwoFivePercentSeniorNotesMember
     
Redemption Premium             13,500,000us-gaap_RedemptionPremium
/ us-gaap_DebtInstrumentAxis
= hsni_ElevenPointTwoFivePercentSeniorNotesMember
     
Write off of Deferred Debt Issuance Cost             5,100,000us-gaap_WriteOffOfDeferredDebtIssuanceCost
/ us-gaap_DebtInstrumentAxis
= hsni_ElevenPointTwoFivePercentSeniorNotesMember
     
Voting Equity Securities Of H S Ni U S Subsidiaries [Member] | Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Secured rate       100.00%hsni_SyndicatedCreditAgreementSecuredPercentage
/ us-gaap_CreditFacilityAxis
= hsni_VotingEquitySecuritiesOfHSNiUSSubsidiariesMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Voting Equity Securities Of First Tier Subsidiaries [Member] | Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Secured rate       65.00%hsni_SyndicatedCreditAgreementSecuredPercentage
/ us-gaap_CreditFacilityAxis
= hsni_VotingEquitySecuritiesOfFirstTierSubsidiariesMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Revolving Credit Facility [Member] | Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Term loan, carrying value 0us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
0us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
  350,000,000us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Line of Credit Facility, Remaining Borrowing Capacity 339,400,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
                 
Term Loan [Member] | Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Term loan, carrying value 228,126,000us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= hsni_TermLoanMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
240,625,000us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= hsni_TermLoanMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
  250,000,000us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= hsni_TermLoanMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Term Loan       250,000,000us-gaap_LongTermDebt
/ us-gaap_CreditFacilityAxis
= hsni_TermLoanMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
           
Debt Instrument, Interest Rate, Effective Percentage 1.66%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_CreditFacilityAxis
= hsni_TermLoanMember
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
                 
Minimum [Member] | Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Debt Instrument, Interest Rate, Stated Percentage       1.50%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
           
Debt Instrument, Interest Rate, Effective Percentage       0.50%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
           
Line of Credit Facility, Commitment Fee Percentage 0.25%us-gaap_LineOfCreditFacilityCommitmentFeePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
                 
Maximum [Member] | Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Debt Instrument, Interest Rate, Stated Percentage       2.25%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
           
Debt Instrument, Interest Rate, Effective Percentage       1.25%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
           
Line of Credit Facility, Commitment Fee Percentage 0.40%us-gaap_LineOfCreditFacilityCommitmentFeePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
                 
Subsequent Event [Member] | Syndicated Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Write off of Deferred Debt Issuance Cost               500,000us-gaap_WriteOffOfDeferredDebtIssuanceCost
/ us-gaap_DebtInstrumentAxis
= hsni_SyndicatedCreditAgreementMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
   
Subsequent Event [Member] | Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Term loan, carrying value                 1,250,000,000us-gaap_SecuredDebt
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Debt Instrument, Term                 5 years  
Maximum borrowing capacity                 1,750,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Deferred Finance Costs, Noncurrent, Net                 6,600,000us-gaap_DeferredFinanceCostsNoncurrentNet
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Maximum leverage ratio, required                 3.50hsni_MaximumLeverageRatio
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Minimum interest coverage ratio, required                 3.00hsni_MinimumInterestCoverageRatio
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Subsequent Event [Member] | Voting Equity Securities Of H S Ni U S Subsidiaries [Member] | Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Secured rate                 100.00%hsni_SyndicatedCreditAgreementSecuredPercentage
/ us-gaap_CreditFacilityAxis
= hsni_VotingEquitySecuritiesOfHSNiUSSubsidiariesMember
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Subsequent Event [Member] | Voting Equity Securities Of First Tier Subsidiaries [Member] | Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Secured rate                 65.00%hsni_SyndicatedCreditAgreementSecuredPercentage
/ us-gaap_CreditFacilityAxis
= hsni_VotingEquitySecuritiesOfFirstTierSubsidiariesMember
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Subsequent Event [Member] | Revolving Credit Facility [Member] | Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Term loan, carrying value                 750,000,000us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Subsequent Event [Member] | Term Loan [Member] | Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Term loan, carrying value                 $ 500,000,000us-gaap_SecuredDebt
/ us-gaap_CreditFacilityAxis
= hsni_TermLoanMember
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Subsequent Event [Member] | Minimum [Member] | Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Debt Instrument, Interest Rate, Stated Percentage                 1.50%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Debt Instrument, Interest Rate, Effective Percentage                 0.50%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Line of Credit Facility, Commitment Fee Percentage                   0.20%us-gaap_LineOfCreditFacilityCommitmentFeePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Subsequent Event [Member] | Maximum [Member] | Credit Agreement 1.25B [Member]                    
Debt Instrument [Line Items]                    
Debt Instrument, Interest Rate, Stated Percentage                 2.25%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Debt Instrument, Interest Rate, Effective Percentage                 1.25%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Line of Credit Facility, Commitment Fee Percentage                   0.40%us-gaap_LineOfCreditFacilityCommitmentFeePercentage
/ us-gaap_DebtInstrumentAxis
= hsni_CreditAgreement1.25BMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember