Annual report pursuant to Section 13 and 15(d)

Related Party Transactions (Details)

v2.4.1.9
Related Party Transactions (Details) (Liberty Parties [Member])
 12 Months Ended
Dec. 31, 2014
Related Party Transaction [Line Items]  
Voting power of equity securities held 20.00%hsni_MinimumOwnershipPercentageAllowingTwentyPercentOfBoardNominations
Percentage of nomination of director by the related party 20.00%hsni_PercentageOfNominationOfDirectorByRelatedParty
Percentage of ownership upon spin-off 30.00%hsni_PercentageOfOwnershipUponSpinOff
Maximum ownership percentage entitled after the transfer of equity securities 15.00%hsni_MaximumOwnershipPercentageEntitledAfterTransferOfEquitySecurities
Minimum value of tender offer as a percentage of capital stock which results in reliving of obligations 35.00%hsni_MinimumValueOfTenderOfferAsPercentageOfCapitalStockWhichResultsInRelivingOfObligations
Minimum ownership percentage held by third party that would result in reliving of obligations 20.00%hsni_MinimumOwnershipPercentageHeldByThirdPartyThatWouldResultInRelivingOfObligations
Minimum ownership interest after consummation of a competing offer that would result in termination of consent 50.00%hsni_OwnershipInterestAfterConsummationOfCompetingOfferThatWouldResultInTerminationOfConsent
Minimum ownership interest held at second anniversary that would result in termination of obligations 50.00%hsni_OwnershipInterestHeldAtSecondAnniversaryThatWouldResultInTerminationOfObligations
Minimum [Member]  
Related Party Transaction [Line Items]  
Additional percentage under the agreement 5.00%hsni_AdditionalPercentageUnderAgreement
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= hsni_LibertyPartiesMember
Maximum [Member]  
Related Party Transaction [Line Items]  
Additional percentage under the agreement 35.00%hsni_AdditionalPercentageUnderAgreement
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= hsni_LibertyPartiesMember