Quarterly financial data (unaudited)

12 Months Ended

Dec. 30, 2017

Income Statement [Abstract]

Quarterly financial data (unaudited)

Quarterly financial data (unaudited)

	Three months ended
	April 1, 2017		July 1, 2017	September 30, 2017	December 30, 2017
	(In thousands, except per share data)
Total revenues	$	190,672	218,522	224,168	227,139
Operating income	91,293		113,550	122,033	120,126
Net income attributable to Dunkin’ Brands	47,467		55,704	52,246	195,492
Earnings per share:
Common—basic	0.52		0.61	0.58	2.17
Common—diluted	0.51		0.60	0.57	2.13

	Three months ended
	March 26, 2016		June 25, 2016	September 24, 2016	December 31, 2016
	(In thousands, except per share data)
Total revenues	$	189,776	216,309	207,099	215,705
Operating income	85,333		106,141	109,360	113,880
Net income attributable to Dunkin’ Brands	37,154		49,590	52,712	56,120
Earnings per share:
Common—basic	0.41		0.54	0.58	0.61
Common—diluted	0.40		0.54	0.57	0.61