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Shareholders’ Equity and Stock Incentive Plans - Summary of Activity Related To Time-based Restricted Stock Units (RSUs) and Performance-based Restricted Stock Units (PSUs) (Details) - $ / shares	3 Months Ended	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2021
Restricted Stock Units (RSUs)
Restricted Stock Units Outstanding
Restricted Stock Units Outstanding, Beginning of year (in shares)		943,957
Restricted Stock Units Outstanding, Granted (in shares)		318,356
Restricted Stock Units Outstanding, Vested (in shares)		(426,770)
Restricted Stock Units Outstanding, Cancelled (in shares)		(16,149)
Restricted Stock Units Outstanding, End of year (in shares)	819,394	819,394
Weighted Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning of year (USD per share)		$ 12.06
Weighted-Average Grant Date Fair Value, Granted (USD per share)		31.46
Weighted-Average Grant Date Fair Value, Vested (USD per share)		14.20
Weighted-Average Grant Date Fair Value, Cancelled (USD per share)		21.39
Weighted-Average Grant Date Fair Value, End of year (USD per share)	$ 18.30	$ 18.30
Performance Stock Units (PSUs)
Restricted Stock Units Outstanding
Restricted Stock Units Outstanding, Beginning of year (in shares)		743,719
Restricted Stock Units Outstanding, Granted (in shares)		129,503
Restricted Stock Units Outstanding, Vested (in shares)		(89,920)
Restricted Stock Units Outstanding, Cancelled (in shares)	(77,725)	(77,725)
Restricted Stock Units Outstanding, End of year (in shares)	705,577	705,577
Weighted Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning of year (USD per share)		$ 13.82
Weighted-Average Grant Date Fair Value, Granted (USD per share)		29.00
Weighted-Average Grant Date Fair Value, Vested (USD per share)		25.73
Weighted-Average Grant Date Fair Value, Cancelled (USD per share)		25.23
Weighted-Average Grant Date Fair Value, End of year (USD per share)	$ 13.84	$ 13.84

X

- Definition

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

+ References

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-SubTopic 10
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- Definition

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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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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