Consolidated Statements of Comprehensive Earnings - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Sep. 27, 2015	Sep. 28, 2014
Consolidated Statements of Comprehensive Earnings [Abstract]
Net earnings	$ 206,375	$ 180,155	$ 272,478	$ 244,489
Other comprehensive earnings (loss):
Foreign currency translation adjustments	(39,086)	(35,682)	(85,755)	(31,640)
Net gains on cash flow hedging activities, net of tax	25,948	44,368	78,576	16,528
Unrealized holding (losses) gains on available-for-sale securities, net of tax	(1,231)	(143)	(290)	3,382
Changes in unrecognized pension and postretirement amounts, net of tax	5,194	0	5,194	0
Reclassifications to earnings, net of tax:
Net (gains) losses on cash flow hedging activities	(12,698)	5,886	(30,117)	7,410
Amortization of unrecognized pension and postretirement amounts	(836)	550	1,661	1,650
Total other comprehensive earnings (loss), net of tax	(22,709)	14,979	(30,731)	(2,670)
Comprehensive earnings	183,666	195,134	241,747	241,819
Comprehensive loss attributable to noncontrolling interests	(1,224)	(302)	(3,597)	(1,530)
Comprehensive earnings attributable to Hasbro, Inc.	$ 184,890	$ 195,436	$ 245,344	$ 243,349