Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2018	Jul. 02, 2017	Jul. 01, 2018	Jul. 02, 2017
Consolidated Statements of Operations (Unaudited) [Abstract]
Net revenues	$ 904,458	$ 972,506	$ 1,620,799	$ 1,822,169
Costs and expenses
Cost of sales	338,306	368,233	593,493	674,315
Royalties	66,045	79,152	135,697	143,532
Product development	59,859	62,793	117,243	125,379
Advertising	87,601	92,374	155,617	173,310
Amortization of intangibles	4,554	7,881	11,032	15,762
Program production cost amortization	7,297	5,188	19,331	10,758
Selling, distribution and administration	253,208	256,901	581,217	500,786
Total costs and expenses	816,870	872,522	1,613,630	1,643,842
Operating Profit	87,588	99,984	7,169	178,327
Non-operating (income) expense
Interest Expense	22,803	24,224	45,612	48,680
Interest income	(6,308)	(5,116)	(12,556)	(10,680)
Other income, net	2,969	(6,010)	(5,623)	(17,396)
Total non-operating expense, net	19,464	13,098	27,433	20,604
Earnings (loss) before income taxes	68,124	86,886	(20,264)	157,723
Income tax expense	7,825	19,163	31,929	21,401
Net earnings (loss)	$ 60,299	$ 67,723	$ (52,193)	$ 136,322
Net earnings (loss) per common share:
Basic (in dollars per share)	$ 0.48	$ 0.54	$ (0.42)	$ 1.09
Diluted (in dollars per share)	0.48	0.53	(0.42)	1.07
Cash dividends declared per common share (in dollars per share)	$ 0.63	$ 0.57	$ 1.26	$ 1.14