Annual report pursuant to Section 13 and 15(d)

(Loss) Earnings Per Share - Basic and Diluted Loss Per Share (Details)

v3.22.0.1
(Loss) Earnings Per Share - Basic and Diluted Loss Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]      
Net (loss) income attributable to Life Time Group Holdings, Inc. $ (579,369) $ (360,192) $ 30,025
Weighted average common shares outstanding - basic (in shares) 155,470 145,137 139,405
Weighted average common shares outstanding - diluted (in shares) 155,470 145,137 139,405
(Loss) earnings per share - basic (in usd per share) $ (3.73) $ (2.48) $ 0.22
(Loss) earnings per share - diluted (in usd per share) $ (3.73) $ (2.48) $ 0.22