Equity Plans - Restricted and Performance Stock Units - (Details) $ / shares in Units, $ in Millions	6 Months Ended
Jun. 30, 2022 USD ($) $ / shares shares
Restricted stock units
Number of Shares
Number of shares, Unvested, Beginning balance \| shares	405,972
Number of shares, Granted \| shares	495,250
Number of shares, Vested \| shares	(104,712)
Number of Shares, Forfeited \| shares	(30,420)
Number of shares, Unvested, Ending balance \| shares	766,090
Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Unvested, Beginning balance \| $ / shares	$ 20.13
Weighted-Average Grant Date Fair Value, Granted \| $ / shares	21.65
Weighted-Average Grant Date Fair Value, Vested \| $ / shares	14.73
Weighted-Average Grant Date Fair Value, Forfeited \| $ / shares	25.17
Weighted-Average Grant Date Fair Value, Unvested, Ending balance \| $ / shares	$ 19.88
Performance Stock Units
Number of Shares
Number of shares, Unvested, Beginning balance \| shares	105,500
Number of shares, Granted \| shares	121,000
Number of Shares, Forfeited \| shares	(7,500)
Number of shares, Unvested, Ending balance \| shares	219,000
Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Unvested, Beginning balance \| $ / shares	$ 23.57
Weighted-Average Grant Date Fair Value, Granted \| $ / shares	8.76
Weighted-Average Grant Date Fair Value, Forfeited \| $ / shares	23.57
Weighted-Average Grant Date Fair Value, Unvested, Ending balance \| $ / shares	$ 15.39
Aggregate fair value of restricted stock units that vested \| $	$ 3.4

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
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
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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.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

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).

+ References

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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).

+ References

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- Definition

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.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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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.

+ References

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

+ References

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-Publisher FASB
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- Definition

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.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

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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