Share-Based Compensation - Summary of Total Share-Based Awards (Details) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2020 USD ($) $ / shares shares
Time-Vesting Awards
Restricted Stock and Restricted Stock Units Outstanding
Balance, Beginning of period (in shares)	685,069
Granted (in shares)	167,070
Vested (in shares)	(210,039)
Forfeited/cancelled (in shares)	(2,123)
Balance, Ending of period (in shares)	639,977
Restricted Stock and Restricted Stock Units Weighted Average Grant Date Fair Value
Balance, Beginning of period (in dollars per share) \| $ / shares	$ 22.48
Granted (in dollars per share) \| $ / shares	29.50
Vested (in dollars per share) \| $ / shares	(22.49)
Forfeited (in dollars per share) \| $ / shares	(22.43)
Balance, Ending of period (in dollars per share) \| $ / shares	$ 24.31
PRSUs
Restricted Stock and Restricted Stock Units Outstanding
Balance, Beginning of period (in shares)	925,076
Granted (in shares)	423,358
Vested (in shares)	(152,967)
Forfeited/cancelled (in shares)	(9,436)
Balance, Ending of period (in shares)	1,186,031
Restricted Stock and Restricted Stock Units Weighted Average Grant Date Fair Value
Balance, Beginning of period (in dollars per share) \| $ / shares	$ 23.13
Granted (in dollars per share) \| $ / shares	29.73
Vested (in dollars per share) \| $ / shares	(22.25)
Forfeited (in dollars per share) \| $ / shares	(21.86)
Balance, Ending of period (in dollars per share) \| $ / shares	$ 25.61
Restricted Stock and Restricted Stock Units
Restricted Stock and Restricted Stock Units Outstanding
Balance, Beginning of period (in shares)	1,610,145
Granted (in shares)	590,428
Vested (in shares)	(363,006)
Forfeited/cancelled (in shares)	(11,559)
Balance, Ending of period (in shares)	1,826,008
Vested, fair value \| $	$ 7,779
Restricted Stock and Restricted Stock Units Weighted Average Grant Date Fair Value
Balance, Beginning of period (in dollars per share) \| $ / shares	$ 22.86
Granted (in dollars per share) \| $ / shares	29.66
Vested (in dollars per share) \| $ / shares	(22.39)
Forfeited (in dollars per share) \| $ / shares	(21.96)
Balance, Ending of period (in dollars per share) \| $ / shares	$ 25.15
Omnibus Incentive Plan
Restricted Stock and Restricted Stock Units Outstanding
Vested (in shares)	0

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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