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v3.23.1

Stock-Based Compensation - Stock-based Compensation Expense (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022
Restricted Stock Units (RSUs) [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Stock-based Compensation Expense | $ 1.3 | $ 1.6
Associated tax benefit from stock-based compensation expense | 0.3 | 0.4
Unrecognized compensation expense | $ 9.9 |
Period for unrecognized compensation expense expected to be recognized | 2 years 10 months 6 days |
Share-Based Payment Arrangement, Option [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Stock-based Compensation Expense | $ 0.2 | 0.2
Unrecognized compensation expense | $ 0.4 |
Period for unrecognized compensation expense expected to be recognized | 9 months 21 days |
Stock Appreciation Rights (SARs) |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Stock-based Compensation Expense | $ 3.5 | 1.5
Period for unrecognized compensation expense expected to be recognized | 11 months 1 day |
Time based and performance stock units |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Stock-based Compensation Expense | $ 0.7 | 0.1
Associated tax benefit from stock-based compensation expense | $ 0.2 | 0.0
Period for unrecognized compensation expense expected to be recognized | 2 years 3 months 25 days |
Maximum | Share-Based Payment Arrangement, Option [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Associated tax benefit from stock-based compensation expense | $ 0.1 | $ 0.1

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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