Annual report pursuant to Section 13 and 15(d)

Solar Energy Systems, net - Additional Information (Details)

v3.19.3.a.u2
Solar Energy Systems, net - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Solar Energy Systems Disclosure [Abstract]      
Depreciation expense $ 167.9 $ 139.2 $ 112.8
Amortization of deferred grants $ 8.1 $ 7.8 $ 7.6