Other Current Liabilities - Narrative (Details) $ in Millions  | 
9 Months Ended | 
|---|---|
| 
 Sep. 30, 2021  
USD ($) 
 | |
| Other Liabilities Disclosure [Abstract] | |
| Payments for working capital liability | $ 2.8 | 
| Working capital, contract refund | 3.9 | 
| Working capital, accounts receivable adjustment | $ 1.0 | 
| X | ||||||||||
- Definition Payments For Working Capital Liability No definition available. 
  | 
| X | ||||||||||
- Definition Working Capital, Accounts Receivable Adjustment No definition available. 
  | 
| X | ||||||||||
- Definition Working Capital, Contract Refund No definition available. 
  | 
| X | ||||||||||
- References No definition available. 
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