Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS - Assets and Liability measured on recurring basis (Details)

v3.22.2
FAIR VALUE MEASUREMENTS - Assets and Liability measured on recurring basis (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 24, 2021
Jun. 30, 2022
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Assets          
Subscription liability         $ 500,000
Other investments in convertible debt instruments   $ 6,000,000.0 $ 6,000,000.0    
Recognized gains on convertible debt instruments   4,200,000 5,900,000    
Change in fair value of warrant liabilities       $ 56,576,000  
Net unrealized loss   3,400,000 (5,080,000)    
Payment to acquire business   1,000,000.0      
Change in fair value of contingent consideration   100,000 (4,000)    
Transfers from Level 1 to Level 2   0 0 0  
Transfers from Level 2 to Level 1   0 0 0  
Transfer into Level 3     0 0  
Transfer out of Level 3     0 0  
Aerosint          
Assets          
Period to achieve revenue metrics and technical milestone 3 years        
Payment to acquire business $ 6,220,000        
Value of stock issued for acquisition $ 11,448,000 500,000      
Interest and Other (Expense) Income , Net          
Assets          
Net unrealized loss   4,200,000 (5,900,000)    
Subscription Agreement          
Assets          
Recognized loss on investments in equity securities         2,400,000
Private Placement Warrants          
Assets          
Change in fair value of warrant liabilities     0 (56,600,000)  
Level 3          
Movement in Level 3 assets measured at fair value          
Balance at beginning of period     6,750,000 3,000,000 3,000,000
Additions       3,620,000  
Changes in fair value     (800,000) 517,000  
Balance at end of period   5,950,000 5,950,000 7,137,000 6,750,000
Movement in Level 3 liabilities measured at fair value          
Balance at beginning of period     5,654,000 93,328,000 93,328,000
Additions       6,558,000  
Changes in fair value     5,000 56,576,000  
Payment of contingent consideration liability     (1,500,000)    
Exercise of private placement warrants       (149,904,000)  
Balance at end of period   4,159,000 4,159,000 $ 6,558,000 5,654,000
Recurring          
Assets          
Total assets   247,755,000 247,755,000   257,840,000
Total liabilities   4,159,000 4,159,000   5,654,000
Recurring | Contingent Consideration          
Assets          
Total liabilities   4,159,000 4,159,000   5,654,000
Recurring | Money market funds          
Assets          
Total assets   89,044,000 89,044,000   46,521,000
Recurring | Commercial paper          
Assets          
Total assets   79,007,000 79,007,000   70,401,000
Recurring | Corporate bonds          
Assets          
Total assets   26,950,000 26,950,000   65,617,000
Recurring | Government bonds          
Assets          
Total assets   9,693,000 9,693,000   36,476,000
Recurring | Assetbacked securities          
Assets          
Total assets         24,655,000
Recurring | Equity securities          
Assets          
Total assets   2,340,000 2,340,000   7,420,000
Recurring | Other investments          
Assets          
Total assets   5,950,000 5,950,000   6,750,000
Recurring | U.S Treasury securities          
Assets          
Total assets   34,771,000 34,771,000    
Recurring | Level 1          
Assets          
Total assets   91,384,000 91,384,000   53,941,000
Recurring | Level 1 | Money market funds          
Assets          
Total assets   89,044,000 89,044,000   46,521,000
Recurring | Level 1 | Equity securities          
Assets          
Total assets   2,340,000 2,340,000   7,420,000
Recurring | Level 2          
Assets          
Total assets   150,421,000 150,421,000   197,149,000
Recurring | Level 2 | Commercial paper          
Assets          
Total assets   79,007,000 79,007,000   70,401,000
Recurring | Level 2 | Corporate bonds          
Assets          
Total assets   26,950,000 26,950,000   65,617,000
Recurring | Level 2 | Government bonds          
Assets          
Total assets   9,693,000 9,693,000   36,476,000
Recurring | Level 2 | Assetbacked securities          
Assets          
Total assets         24,655,000
Recurring | Level 2 | U.S Treasury securities          
Assets          
Total assets   34,771,000 34,771,000    
Recurring | Level 3          
Assets          
Total assets   5,950,000 5,950,000   6,750,000
Total liabilities   4,159,000 4,159,000   5,654,000
Recurring | Level 3 | Contingent Consideration          
Assets          
Total liabilities   4,159,000 4,159,000   5,654,000
Recurring | Level 3 | Other investments          
Assets          
Total assets   $ 5,950,000 $ 5,950,000   $ 6,750,000