Balance Sheet Components - Schedule of Financing Receivables (Details) - USD ($) $ in Thousands	Aug. 31, 2017	Nov. 30, 2016
Accounts Notes And Loans Receivable [Line Items]
Minimum lease payment receivable, net	$ 95,373	$ 100,161
Unguaranteed residual value	12,848	12,926
Less: unearned income	(28,186)	(30,557)
Net financing receivables	80,035	82,530
Long-term financing receivables, net	77,484	80,014
Allowance for losses on financing receivables	600	700
Other trade accounts receivable	8,300	2,900
Short-Term Financing Receivables
Accounts Notes And Loans Receivable [Line Items]
Net financing receivables	$ 2,551	$ 2,516