Revenue From Contracts With Customers - Additional Information (Details) - USD ($) $ in Millions  | 
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2020  | 
Dec. 31, 2019  | 
Dec. 31, 2021  | 
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| Disaggregation Of Revenue [Line Items] | |||
| Contract asset | $ 6.7 | $ 8.8 | |
| Contract liabilities | 0.0 | $ 1.1 | |
| Binding Authorities [Member] | |||
| Disaggregation Of Revenue [Line Items] | |||
| Revenue Increased | $ 13.0 | $ 8.9 | |
| X | ||||||||||
- Definition Contract with customer, asset No definition available. 
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- Definition Revenue from contract with customer, increased revenue. No definition available. 
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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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. No definition available. 
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- Details 
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