CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 35,168	$ 3,091	$ 15,235	$ (856)
Other comprehensive income (loss):
Foreign currency translation adjustment	11,411	4,521	2,168	(11,246)
Unrealized gain from cash flow hedges, net of tax	0	0	30	0
Actuarial gain of defined benefit pension plan, net of tax	0	0	128	0
Other comprehensive income (loss), net	11,411	4,521	2,326	(11,246)
Total comprehensive income (loss)	46,579	7,612	17,561	(12,102)
Comprehensive income (loss) attributable to non-controlling interests	(1)	8	39	(131)
Comprehensive income (loss) attributable to Driven Brands Holdings Inc.	$ 46,580	$ 7,604	$ 17,522	$ (11,971)