Consolidated Statements of Comprehensive Earnings - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2015	Dec. 28, 2014	Dec. 29, 2013
Consolidated Statements of Comprehensive Earnings [Abstract]
Net earnings	$ 446,872	$ 413,310	$ 283,928
Other comprehensive earnings (loss):
Foreign currency translation adjustments	(95,694)	(65,970)	(11,104)
Net gains (losses) on cash flow hedging activities, net of tax	86,155	47,600	(3,075)
Changes in unrecognized pension and postretirement amounts, net of tax	6,892	(51,206)	47,081
Unrealized holding (losses) gains on available-for-sale securities, net of tax	(642)	1,900	0
Reclassifications to earnings, net of tax:
Net (gains) losses on cash flow hedging activities	(50,527)	3,402	(3,230)
Amortization of unrecognized pension and postretirement amounts	3,269	2,955	8,500
Other comprehensive earnings (loss)	(50,547)	(61,319)	38,172
Total comprehensive earnings	396,325	351,991	322,100
Total comprehensive loss attributable to noncontrolling interests	(4,966)	(2,620)	(2,270)
Total comprehensive earnings attributable to Hasbro, Inc.	$ 401,291	$ 354,611	$ 324,370