CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 25, 2021	Sep. 26, 2020	Sep. 25, 2021	Sep. 26, 2020
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 33,086	$ 4,111	$ 48,321	$ 3,255
Other comprehensive income (loss):
Foreign currency translation adjustment	(30,844)	(2,850)	(28,675)	(14,096)
Unrealized gain from cash flow hedges, net of tax	(1)	552	29	552
Defined benefit pension plan actuarial gain, net of tax	3	0	131	0
Other comprehensive loss, net	(30,842)	(2,298)	(28,515)	(13,544)
Total comprehensive income (loss)	2,244	1,813	19,806	(10,289)
Comprehensive income (loss) attributable to non-controlling interests	(47)	97	(8)	(34)
Comprehensive income (loss) attributable to Driven Brands Holdings Inc.	$ 2,291	$ 1,716	$ 19,814	$ (10,255)