Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.19.3
Subsequent Events (Details) - USD ($)
Oct. 28, 2019
Nov. 12, 2019
Sep. 30, 2019
Recourse debt | Syndicated working capital facility, previous agreement      
Subsequent Event [Line Items]      
Line of credit, maximum borrowing capacity     $ 250,000,000.0
Interest coverage ratio     300.00%
Minimum required quarter-end unencumbered cash balance     $ 30,000,000.0
Subsequent event      
Subsequent Event [Line Items]      
Stock repurchase program, authorized amount   $ 50,000,000.0  
Subsequent event | Non-recourse debt | Solar asset-backed securitized loans      
Subsequent Event [Line Items]      
Debt issued $ 312,400,000    
Debt instrument, issuance discount rate 0.05%    
Interest rate 3.61%    
Subsequent event | Recourse debt | Syndicated working capital facility, Amendment No. 7      
Subsequent Event [Line Items]      
Line of credit, maximum borrowing capacity   $ 250,000,000.0  
Interest coverage ratio   350.00%  
Minimum required quarter-end unencumbered cash balance   $ 35,000,000.0