Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Summary of Significant Accounting Policies [Abstract]

Reconciliation of Net Earnings per Share

		2017				2016				2015
		Basic		Diluted		Basic		Diluted		Basic		Diluted
Net earnings attributable to Hasbro, Inc.		$	396,607		396,607		551,380		551,380		451,838		451,838
Average shares outstanding			125,039		125,039		125,292		125,292		125,006		125,006
Effect of dilutive securities:
	Options and other share-based awards		–		1,992		–		1,674		–		1,682
Equivalent shares			125,039		127,031		125,292		126,966		125,006		126,688
Net earnings attributable to Hasbro, Inc. per
	share	$	3.17		3.12		4.40		4.34		3.61		3.57