Quarterly report pursuant to Section 13 or 15(d)

Solar Energy Systems, net - Narrative (Details)

v3.19.3
Solar Energy Systems, net - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Solar Energy Systems Disclosure [Abstract]        
Depreciation expense $ 42.8 $ 35.6 $ 123.1 $ 101.8
Amortization of deferred grants $ 2.1 $ 2.0 $ 6.1 $ 5.8