Property and Equipment

3 Months Ended

Mar. 31, 2020

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and Equipment

The following table presents the detail of property and equipment, net as recorded in the unaudited condensed consolidated balance sheets:

	Useful Lives	As of   March 31, 2020			As of   December 31, 2019
	(in years)	(in thousands)
Solar energy systems	35	$	1,836,111		$	1,689,457
Construction in progress		148,412			143,449
Asset retirement obligations	30	29,021			26,967
Information technology systems	3	28,495			28,320
Computers and equipment	3-5	1,644			1,499
Leasehold improvements	3-6	1,314			1,014
Furniture and fixtures	7	811			735
Vehicles	4-5	1,636			1,632
Other	5-6	157			146
Property and equipment, gross		2,047,601			1,893,219
Less: accumulated depreciation		(163,025		)	(148,159		)
Property and equipment, net		$	1,884,576		$	1,745,060

Solar Energy Systems.    The amounts included in the above table for solar energy systems and substantially all the construction in progress relate to our customer contracts (including PPAs and leases). These assets had accumulated depreciation of $143.8 million and $130.9 million as of March 31, 2020 and December 31, 2019, respectively.