(Loss) Earnings Per Share - Schedule of Basic and Diluted Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 24, 2022	Sep. 30, 2023	Sep. 24, 2022
Basic (loss) earnings per share:
Net (loss) income attributable to Driven Brands Holdings Inc.	$ (799,311)	$ 38,391	$ (731,813)	$ 15,790
Less: Net (loss) income attributable to participating securities, basic	(16,670)	809	(15,354)	335
Net (loss) income after participating securities, basic	$ (782,641)	$ 37,583	$ (716,459)	$ 15,455
Weighted-average common shares outstanding (in shares)	162,398	162,760	162,698	162,768
Basic (loss) earnings per share (in dollars per share)	$ (4.82)	$ 0.23	$ (4.40)	$ 0.10
Diluted (loss) earnings per share:
Less: Net (loss) income attributable to participating securities, diluted	$ (15,051)	$ 721	$ (13,753)	$ 299
Net (loss) income after participating securities, diluted	$ (784,260)	$ 37,670	$ (718,060)	$ 15,491
Dilutive effect of share-based awards (in shares)	0	4,071	0	3,895
Weighted-average common shares outstanding, as adjusted (in shares)	162,398	166,831	162,698	166,663
Diluted (loss) earnings per share (in dollars per share)	$ (4.83)	$ 0.23	$ (4.41)	$ 0.09