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Stock-based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2021
Share-based Payment Arrangement, Noncash Expense [Abstract] |
Schedule of Nonvested Share Activity | The following table summarizes the restricted stock awards, deferred stock units, and performance share units activity for the six months ended June 30, 2021:
|  | Restricted Stock |  | Deferred Stock Units |  | Performance Share Units |  | Weighted Average Grant Date Fair Value
Outstanding as of December 31, 2020 |  | 171,934 |  |  | 66,136 |  |  | 150,022 |  |  | $ | 18.05 |
Granted |  | 108,300 |  |  | 8,814 |  |  | 141,471 |  |  | 16.13 |
Vested |  | (98,234) |  |  | — |  |  | (7,940) |  |  | 19.08 |
Adjustment for incentive awards expected to vest |  | — |  |  | — |  |  | (55,743) |  |  | 17.87 |
Outstanding as of June 30, 2021 |  | 182,000 |  |  | 74,950 |  |  | 227,810 |  |  | $ | 17.77 |

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- Definition Tabular disclosure of the changes in outstanding nonvested 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)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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