Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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Share-Based Compensation - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option expense	$ 10,161	$ 6,290	$ 24,925	$ 18,684
Cash proceeds received from stock option exercises			$ 4,300
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition			2 years 2 months 12 days
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized	67,200		$ 67,200
Restricted Stock Awards and Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting period			4 years
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition			4 years
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting period			3 years
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition			3 years
Savitech
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option expense	$ 20		$ 60