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Equipment Related to Power Purchase Agreements and Fuel Delivered to Customers, net (Tables) | 12 Months Ended
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Dec. 31, 2020
Equipment Related to Power Purchase Agreements and Fuel Delivered to Customers, net |
Equipment related to power purchase agreements and fuel delivered to customers, net | Equipment related to power purchase agreements and fuel delivered to customers, net, at December 31, 2020 and 2019 consists of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | December 31, 2019
​ | ​ | December 31, 2020 | ​ | (as restated)
Equipment related to power purchase agreements and fuel delivered to customers | ​ | ​ | 92,736 | ​ | ​ | 81,194
Less: accumulated depreciation | ​ |  | (16,929) | ​ |  | (13,425)
Equipment related to power purchase agreements and fuel delivered to customers, net | ​ | $ | 75,807 | ​ | $ | 67,769

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