Power Purchase Agreement Programs - Schedule of Consolidated Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Variable Interest Entity [Line Items]
Current assets	$ 462,895	$ 472,707	$ 633,052
Long-term assets	849,713	849,884
Total assets	1,312,608	1,322,591	1,488,784
Current liabilities	259,518	236,381
Current portion of debt	26,226	337,583
Long-term liabilities	616,254	617,258
Long-term portion of debt	669,775	299,229
Total liabilities	1,571,773	1,490,451	$ 1,510,181
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Current assets	16,901	17,027
Long-term assets	334,599	341,880
Total assets	351,500	358,907
Current liabilities	2,720	2,053
Current portion of debt	11,109	12,155
Long-term liabilities	24,532	17,549
Long-term portion of debt	220,892	223,267
Total liabilities	259,253	255,024
Bloom Energy
Variable Interest Entity [Line Items]
Current assets	445,994	455,680
Long-term assets	515,114	508,004
Total assets	961,108	963,684
Current liabilities	256,798	234,328
Current portion of debt	15,117	325,428
Long-term liabilities	591,722	599,709
Long-term portion of debt	448,883	75,962
Total liabilities	$ 1,312,520	$ 1,235,427