Portfolio Financings - Schedule of Consolidated Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Variable Interest Entity [Line Items]
Current assets	$ 584,472	$ 618,604
Long-term assets	866,790	835,783
Total assets	1,451,262	1,454,387
Current liabilities	250,840	315,531
Non-recourse debt	118,468	120,846
Long-term liabilities	627,521	606,561
Long-term portion of debt	390,031	270,053
Total liabilities	1,386,860	1,312,991
Bloom Energy
Variable Interest Entity [Line Items]
Current assets	570,234	599,589
Long-term assets	561,289	523,138
Total assets	1,131,523	1,122,727
Current liabilities	235,591	295,359
Non-recourse debt	0	0
Long-term liabilities	621,612	600,489
Long-term portion of debt	290,089	168,008
Total liabilities	1,147,292	1,063,856
PPA Entities
Variable Interest Entity [Line Items]
Current assets	14,238	19,015
Long-term assets	305,501	312,645
Total assets	319,739	331,660
Current liabilities	15,249	20,172
Non-recourse debt	118,468	120,846
Long-term liabilities	5,909	6,072
Long-term portion of debt	99,942	102,045
Total liabilities	$ 239,568	$ 249,135