Quarterly report pursuant to Section 13 or 15(d)

Description of the Business (Details)

v3.22.1
Description of the Business (Details)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 8 Months Ended 9 Months Ended
Sep. 02, 2021
USD ($)
shares
Sep. 01, 2021
$ / shares
shares
Sep. 30, 2021
USD ($)
$ / shares
shares
Sep. 30, 2020
USD ($)
Jun. 21, 2020
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
acquisition
$ / shares
shares
Dec. 31, 2020
$ / shares
shares
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Number of businesses acquired | acquisition             8  
Proceeds from the Merger | $ $ 110,583       $ 0 $ 0 $ 110,583  
Interest expense on debt | $     $ 1,740 $ 83 $ 83 $ 83 $ 4,933  
Merger transaction costs | $ 38,747              
Shares from transaction (in shares)   600,000,000            
Common stock authorized (in shares)   500,000,000 500,000,000       500,000,000 500,000,000
Common stock, par value (in dollars per share) | $ / shares   $ 0.0001 $ 0.0001       $ 0.0001 $ 0.0001
Preferred stock authorized (in shares)   100,000,000 100,000,000       100,000,000  
Aggregate gross proceeds | $ $ 75,000              
Units outstanding (in shares) 59,661,273   59,661,273       59,661,273 37,200,000
Units issued (in shares)               100
SVB Loan | Notes Payable to Banks                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Debt repayment | $ $ 41,555              
Interest expense on debt | $ $ 102              
Cosmos Intermediate, LLC                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Shares of common stock to receive (in shares) 37,200,000              
Warrants outstanding (in shares) 2,000,000              
Number of warrants to purchase common stock (in shares) 1              
Genesis Park Acquisition Corp                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Units outstanding (in shares) 13,961,273              
Private Placement                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Shares from transaction (in shares) 8,500,000              
Cosmos Intermediate, LLC                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Units sold (in shares) 100              
Units outstanding (in shares)   37,200,000            
Cosmos Intermediate, LLC | Genesis Park Acquisition Corp                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Units issued (in shares)   100            
Cosmos Intermediate, LLC | Cosmos Parent, LLC                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Ownership interest             100.00%  
Cosmos Finance, LLC | Cosmos Intermediate, LLC                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Ownership interest             100.00%  
Cosmos Acquisition, LLC | Cosmos Finance, LLC                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                
Ownership interest             100.00%