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Leases - Leases Costs (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Leases [Abstract]      
Operating lease costs $ 36,699 $ 34,935  
Variable lease costs $ 3,759 $ 2,920  
Weighted average remaining lease term (in years) 8 years 8 months 8 days 9 years 18 days 8 years 8 months 23 days
Weighted average discount rate 3.72% 3.82% 3.72%
Operating cash outflows from operating leases $ 43,903 $ 45,909  
Leased assets obtained in exchange for new operating lease liabilities (892) $ 4,074  
Leases not yet commenced $ 11,800