Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)		3 Months Ended								11 Months Ended			12 Months Ended
		Nov. 30, 2017	Aug. 31, 2017	May 31, 2017	Feb. 28, 2017	Nov. 30, 2016	Aug. 31, 2016	May 31, 2016	Feb. 29, 2016	Nov. 30, 2015	Nov. 30, 2015		Nov. 30, 2017		Nov. 30, 2016		Dec. 28, 2014
Summary Of Significant Accounting Policies [Line Items]
Impairment losses on equity method investments										$ 0			$ 0		$ 0
Allowance for losses on financing receivables		$ 651,000				$ 698,000				$ 328,000	$ 328,000		651,000		698,000		$ 0
Depreciation expense	[1]										4,291,000		28,070,000		22,792,000
Amount of interest capitalized											6,500,000		200,000		700,000
Asset retirement obligation		14,970,000				13,448,000							$ 14,970,000		13,448,000
Operating lease term period (in years)													20 years
Estimated residual value over the lease term (in years)													20 years
Revenue sales type lease term (in years)													20 years
Operating revenues		15,770,000	$ 27,744,000	$ 16,678,000	$ 9,897,000	14,463,000	$ 26,116,000	$ 13,517,000	$ 7,102,000		10,660,000	[1]	$ 70,089,000	[1]	61,198,000	[1]
Share-based compensation											$ 112,000		$ 225,000		224,000
Residential Leased Solar Energy Systems
Summary Of Significant Accounting Policies [Line Items]
Estimated useful life (in years)													20 years
Solar Energy Systems
Summary Of Significant Accounting Policies [Line Items]
Estimated useful life (in years)													30 years
Finance Leases Portfolio Segment | Maximum
Summary Of Significant Accounting Policies [Line Items]
Allowance for doubtful accounts related to operating lease		100,000				100,000							$ 100,000		100,000
Solar Energy System Performance Warranty | SunPower
Summary Of Significant Accounting Policies [Line Items]
Other current liabilities		$ 200,000				$ 500,000							$ 200,000		$ 500,000

[1] The Partnership has related-party activities for transactions made with the Sponsors. Related party transactions recorded within “Operating revenues” in the consolidated statement of operations were $5.2 million, $5.2 million and $2.3 million in fiscal 2017, 2016 and 2015, respectively. Related party transactions recorded within “Operating costs and expenses” in the consolidated statement of operations were $8.4 million, $7.0 million and $1.4 million in fiscal 2017, 2016 and 2015, respectively. Related party transactions recorded within “Other expense (income)” in the consolidated statement of operations were $0.3 million in fiscal 2017, and zero in both fiscal 2016 and 2015.