XML 40 R28.htm IDEA: XBRL DOCUMENT v3.19.1
Solar Energy Systems, net (Tables)
3 Months Ended
Mar. 31, 2019
Solar Energy Systems Disclosure [Abstract]  
Solar energy systems, net
Solar energy systems, net consists of the following (in thousands):
 
 
March 31, 2019
 
December 31, 2018
Solar energy system equipment costs
 
$
4,012,116

 
$
3,823,853

Inverters
 
416,088

 
396,054

Total solar energy systems
 
4,428,204

 
4,219,907

Accumulated depreciation and amortization
 
(575,094
)
 
(535,891
)
Construction-in-progress
 
123,394

 
136,001

Total solar energy systems, net
 
$
3,976,504

 
$
3,820,017