Capital Stock and Equity Compensation (Additional Information) (Details) - USD ($)	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Performance-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock award program, measurement period (years)	3 years
Expected dividend yield (percent)	0.00%
Compensation expense	$ 1,500,000	$ 900,000
Performance-Based Restricted Stock Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock award program, awarded shares as a percentage of the original award amount (percent)	0.00%
Performance-Based Restricted Stock Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock award program, awarded shares as a percentage of the original award amount (percent)	200.00%
Time-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 1,500,000	1,500,000
Deferred Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 0	$ 0
Conversion ratio	1
Vesting period	13 months

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

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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