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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2021
Share-based Payment Arrangement [Abstract] |
Summary of Restricted Stock Units | The following table summarizes our RSU activity during the year ended December 31, 2021 (RSUs in thousands):
| No. of RSUs |  | Weighted Average Grant Date Fair Value ($)
Nonvested as of December 31, 2020 | 757 |  |  | $ | 19.97 |
Granted | 168 |  |  | 32.92 |
Vested | (447) |  |  | 20.20 |
Forfeited | (2) |  |  | 26.83 |
Nonvested as of December 31, 2021 | 476 |  |  | $ | 24.29 |
Summary of Performance Stock Units | The following table summarizes our PSU activity during the year ended December 31, 2021 (PSUs in thousands at their target values which assumes achievement of 100% of target):
| No. of PSUs |  | Weighted Average Grant Date Fair Value ($)
Nonvested as of December 31, 2020 | 152 |  |  | $ | 13.66 |
Granted | 74 |  |  | 32.82 |
Vested | — |  |  | — |
Forfeited | (28) |  |  | 13.66 |
Nonvested as of December 31, 2021 | 198 |  |  | $ | 20.80 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of number and weighted-average grant date fair value for nonvested performance shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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