Annual report pursuant to Section 13 and 15(d)

Valuation And Qualifying Accounts (Details)

v3.3.1.900
Valuation And Qualifying Accounts (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Allowance For Doubtful Accounts [Member]      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Period $ 18,824 $ 16,863 $ 14,537
Charges to Earnings 34,012 23,986 23,414
Charges to Other Accounts (803) 1,874 13
Deductions (31,402) (23,899) (21,101)
Balance at End of Period 20,631 18,824 16,863
Sales Return Accrual [Member]      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Period 40,789 40,072 40,554
Charges to Earnings 659,481 655,304 648,381
Charges to Other Accounts 0 0 0
Deductions (660,621) (654,587) (648,863)
Balance at End of Period 39,649 40,789 40,072
Deferred Tax Valuation Allowance [Member]      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Period 1,577 1,495 5,293
Charges to Earnings (1,049) 82 262
Charges to Other Accounts 0 0 4,060
Deductions 0 0 0
Balance at End of Period $ 528 $ 1,577 $ 1,495