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Stock-Based Compensation - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award |  |
Stock-based compensation | $ 258 | $ 827
Expected cost on shares expected to vest | $ 4,064 |
Recognition period for compensation expense not yet recognized | 3 years 10 months 24 days |
Director |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Deferred receipt period | 6 months |
Restricted Stock |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Stock-based compensation | $ 258 | 827
Restricted Stock | Vesting period one |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Vesting period | 3 years |
Restricted Stock | Vesting period two | Minimum |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Vesting period | 1 year |
Performance Share Units |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Stock-based compensation | $ 258 | $ 827
Vesting period | 3 years |

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- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. + 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 (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + 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 (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + 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 (a)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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