Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2017	Sep. 25, 2016	Oct. 01, 2017	Sep. 25, 2016
Consolidated Statements of Operations (Unaudited) [Abstract]
Net revenues	$ 1,791,502	$ 1,679,757	$ 3,613,671	$ 3,389,882
Costs and expenses
Cost of sales	730,656	658,986	1,404,971	1,270,902
Royalties	139,222	134,294	282,754	273,671
Product development	67,386	70,083	192,765	190,918
Advertising	168,926	154,132	342,236	320,948
Amortization of intangibles	6,492	8,691	22,254	26,073
Program production cost amortization	5,394	6,282	16,152	17,501
Selling, distribution and administration	312,482	285,188	813,268	756,978
Total costs and expenses	1,430,558	1,317,656	3,074,400	2,856,991
Operating Profit	360,944	362,101	539,271	532,891
Non-operating (income) expense
Interest Expense	25,072	24,305	73,752	72,263
Interest income	(5,362)	(1,944)	(16,042)	(6,469)
Other income, net	(8,607)	(6,584)	(26,003)	(5,460)
Total non-operating expense, net	11,103	15,777	31,707	60,334
Earnings before income taxes	349,841	346,324	507,564	472,557
Income tax expense	84,258	90,162	105,659	120,005
Net earnings	265,583	256,162	401,905	352,552
Net loss attributable to noncontrolling interests	0	(1,636)	0	(6,103)
Net Earnings Attributable to Hasbro, Inc.	$ 265,583	$ 257,798	$ 401,905	$ 358,655
Net earnings attributable to Hasbro, Inc. per common share:
Basic (in dollars per share)	$ 2.12	$ 2.05	$ 3.21	$ 2.86
Diluted (in dollars per share)	2.09	2.03	3.16	2.82
Cash dividends declared per common share (in dollars per share)	$ 0.57	$ 0.51	$ 1.71	$ 1.53