Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 29, 2019
Income Statement [Abstract]
Net revenues	$ 1,776,623	$ 1,575,173	$ 3,742,472	$ 3,292,220
Costs and expenses:
Cost of sales	610,105	627,119	1,126,044	1,230,800
Program cost amortization	85,424	28,028	268,245	58,105
Royalties	176,938	128,008	387,097	258,957
Product development	62,709	67,354	174,863	189,246
Advertising	137,408	140,256	311,415	309,659
Amortization of intangibles	36,172	11,814	107,685	35,445
Selling, distribution and administration	325,360	275,384	885,680	748,338
Acquisition and related costs	5,949	0	165,993	0
Total costs and expenses	1,440,065	1,277,963	3,427,022	2,830,550
Operating profit	336,558	297,210	315,450	461,670
Non-operating expense (income):
Interest expense	49,400	22,764	153,702	67,096
Interest income	(713)	(5,486)	(6,411)	(19,164)
Other (income) expense, net	(11,327)	20,186	(15,429)	118,289
Total non-operating expense, net	37,360	37,464	131,862	166,221
Earnings before income taxes	299,198	259,746	183,588	295,449
Income tax expense	79,215	46,797	64,313	42,340
Net earnings	219,983	212,949	119,275	253,109
Net earnings (loss) attributable to noncontrolling interests	(915)	0	1,929	0
Net earnings attributable to Hasbro, Inc.	$ 220,898	$ 212,949	$ 117,346	$ 253,109
Net earnings (loss) per common share:
Basic (in dollars per share)	$ 1.61	$ 1.68	$ 0.86	$ 2.00
Diluted (in dollars per share)	1.61	1.67	0.85	1.99
Cash dividends declared per common share (in dollars per share)	$ 0.68	$ 0.68	$ 2.04	$ 2.04