Annual report pursuant to Section 13 and 15(d)

Segment Information (Financial Information By Segment) (Details)

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Segment Information (Financial Information By Segment) (Details) (USD $)
 3 Months Ended 12 Months Ended
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Mar. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Segment Reporting Information [Line Items]                      
Net sales $ 954,996,000.000 [1],[2] $ 751,237,000.000 $ 746,939,000.000 $ 723,982,000.000 $ 915,216,000 [1],[2] $ 708,359,000 $ 689,992,000 $ 683,213,000 $ 3,177,154,000 $ 2,996,780,000 $ 2,749,609,000
Identifiable assets 1,394,973,000       1,345,743,000       1,394,973,000 1,345,743,000 1,218,650,000
Capital expenditures                 42,319,000 37,508,000 41,378,000
HSN [Member]
                      
Segment Reporting Information [Line Items]                      
Net sales                 2,160,341,000 2,115,918,000 2,007,897,000
Identifiable assets 1,178,565,000       1,138,024,000       1,178,565,000 1,138,024,000 1,035,233,000
Capital expenditures                 30,155,000 29,152,000 35,216,000
Cornerstone [Member]
                      
Segment Reporting Information [Line Items]                      
Net sales                 1,016,813,000 880,862,000 741,712,000
Identifiable assets 216,408,000       207,719,000       216,408,000 207,719,000 183,417,000
Capital expenditures                 $ 12,164,000 $ 8,356,000 $ 6,162,000
[1] Cornerstone has a 4-4-5 week accounting cycle with the fiscal year ending on the Saturday on or immediately preceding December 31. The fourth quarter of 2011 included an extra week compared to the other quarters in 2011 and 2010.
[2] The fourth quarter of 2011 includes $3.0 million of asset impairment charges, and a related $1.1 million tax benefit, related to indefinite-lived intangible assets and long-lived assets of one of the Cornerstone brands. These charges decreased diluted earnings per share by $0.03.