Stockholders' Equity - AOCI T2 rows (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Accumulated Other Comprehensive Income (Loss)
Reclassifications, before tax	$ 32	$ 636	$ 1,018
Reclassifications, tax (expense) benefit	(8)	(163)	(367)
Reclassifications, net of tax	24	473	651
Other changes, before reclassifications, before tax	(7,154)	2,876	187
Other changes, before reclassifications, tax (expense) benefit	1,594	(634)	(73)
Total other changes before reclassifications, net of tax	(5,560)	2,242	114
Total other comprehensive (loss) income, before tax	(7,122)	3,512	1,205
Total income tax benefit (expense) included in other comprehensive (loss) income	1,586	(797)	(440)
Total other comprehensive (loss) income, net of tax	(5,536)	2,715	765
Gain (Loss) on Investments [Member]
Accumulated Other Comprehensive Income (Loss)
Reclassifications, before tax			(281)
Reclassifications, tax (expense) benefit			109
Reclassifications, net of tax			(172)
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss)
Reclassifications, net of tax	24	473	651
Total other changes before reclassifications, net of tax	(5,560)	2,242	114
Total other comprehensive (loss) income, net of tax	(5,536)	2,715	765
Unrealized Gain (Loss) on Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss)
Reclassifications, before tax	32	636	1,299
Reclassifications, tax (expense) benefit	(8)	(163)	(476)
Reclassifications, net of tax	24	473	823
Other changes, before reclassifications, before tax	(7,154)	2,876	(58)
Other changes, before reclassifications, tax (expense) benefit	1,594	(634)	13
Total other changes before reclassifications, net of tax	$ (5,560)	$ 2,242	(45)
Mark-to-market foreign currency adjustment
Accumulated Other Comprehensive Income (Loss)
Other changes, before reclassifications, before tax			220
Other changes, before reclassifications, tax (expense) benefit			(77)
Total other changes before reclassifications, net of tax			143
Mark-to-market fair value adjustment
Accumulated Other Comprehensive Income (Loss)
Other changes, before reclassifications, before tax			25
Other changes, before reclassifications, tax (expense) benefit			(9)
Total other changes before reclassifications, net of tax			$ 16