Earnings per Share (Tables)

12 Months Ended

Dec. 30, 2017

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Common Share

The computation of basic and diluted earnings per common share is as follows (in thousands, except share and per share amounts):

	Fiscal year ended
	December 30, 2017		December 31, 2016	December 26, 2015
Net income attributable to Dunkin’ Brands—basic and diluted	$	350,909	195,576	105,227
Weighted average number of common shares:
Common—basic	90,857,168		91,568,942	96,045,232
Common—diluted	92,231,436		92,538,282	97,131,674
Earnings per common share:
Common—basic	$	3.86	2.14	1.10
Common—diluted	3.80		2.11	1.08