XML 48 R28.htm IDEA: XBRL DOCUMENT v3.21.1
Restatement of Previously Issued Financial Statements - Statement of Cash Flows (Details) - USD ($)
 3 Months Ended 12 Months Ended
Aug. 20, 2020
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]          
Net loss       $ (156,124,000) $ (59,414,000)
Net cash used in operating activities   $ (1,827,000) $ (10,670,000) (33,671,000) (29,678,000)
Net cash used in investing activities   (2,763,000) (3,310,000) (12,036,000) (46,358,000)
Net cash provided by financing activities   7,093,000 12,155,000 40,294,000 67,201,000
Net decrease in cash and cash equivalents   2,931,000 (2,009,000) (5,947,000) (9,005,000)
Star Peak Energy Transition Corp [Member]          
Error Corrections and Prior Period Adjustments Restatement [Line Items]          
Net loss   (156,346,958) (1,100) (112,633,298) (10,406)
Adjustments to reconcile net loss to net cash used in operating activities       109,269,830  
Net cash used in operating activities   (510,709) 0 (1,838,477) (17,473)
Net cash used in investing activities       (383,585,040)  
Net cash provided by financing activities       386,360,290 (142,199)
Net decrease in cash and cash equivalents   $ (510,709) $ 0 936,773 $ (159,672)
Increase to warrant liabilities due to the impact of accounting for Public and private warrants $ 11,800,000        
Star Peak Energy Transition Corp [Member] | Restatement of warrants as derivative liabilities | As Previously Reported          
Error Corrections and Prior Period Adjustments Restatement [Line Items]          
Net loss       (3,363,468)  
Net cash used in operating activities       (1,838,477)  
Net cash used in investing activities       (383,585,040)  
Net cash provided by financing activities       386,360,290  
Net decrease in cash and cash equivalents       936,773  
Star Peak Energy Transition Corp [Member] | Restatement of warrants as derivative liabilities | Restatement Adjustment          
Error Corrections and Prior Period Adjustments Restatement [Line Items]          
Net loss       (109,269,830)  
Adjustments to reconcile net loss to net cash used in operating activities       $ 109,269,830