XML 67 R51.htm IDEA: XBRL DOCUMENT v3.22.0.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Fair value Instruments - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Jan. 31, 2021
Fair value measurements          
Loss on equity investments   $ 86 $ 3,427 $ 4,724  
Payments to Acquire Businesses and Interest in Affiliates   6,399 2,768 25,362  
Privately Held Investment          
Fair value measurements          
Ownership percentage 24.00%        
Payments to acquire equity method investment $ 2,800        
Currency losses   1,000      
Loss on equity investments   2,100      
Increase (decrease) in equity method investments   (3,100)      
Privately Held Investment | Other Assets          
Fair value measurements          
Equity Method Investments   14,800 17,900    
Equity Security          
Fair value measurements          
Investments   16,500 11,000    
Gain Upon Conversion Of Convertible Debt Instrument   2,500      
Payments to Acquire Businesses and Interest in Affiliates   3,000      
India solar operations          
Fair value measurements          
Payments to acquire equity method investment   3,300      
Currency losses   200      
Increase (decrease) in equity method investments   2,100      
Equity Method Investments   13,900     $ 11,800
Operating losses on equity investments   700      
Distribution to minority investment partner   300      
Carrying Value          
Fair value measurements          
Long-term debt   366,500 72,800    
Carrying Value | Equity Security | Other Assets          
Fair value measurements          
Investments   1,300 1,300    
Other investments | Renewable energy partnership          
Fair value measurements          
Equity investments   1,900 2,300    
Investment cost       $ 14,400  
Investment tax credit     12,000    
Level 2 | Total          
Fair value measurements          
Long-term debt   $ 373,700 $ 73,300