Stockholders' Equity - AOCI T2 rows (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2020	Aug. 31, 2019
Accumulated Other Comprehensive Income (Loss)
Reclassifications, before tax	$ 506	$ 8	$ 935	$ 96
Reclassifications, tax (expense) benefit	(106)	(2)	(196)	(22)
Reclassifications, net of tax	400	6	739	74
Other changes, before reclassifications, before tax	(248)	(3,443)	(6,835)	(8,896)
Other changes, before reclassifications, tax (expense) benefit	52	798	1,375	1,997
Total other changes before reclassifications, net of tax	(196)	(2,645)	(5,460)	(6,899)
Total other comprehensive (loss) income, before tax			(5,900)	(8,800)
Total income tax benefit (expense) included in other comprehensive (loss) income			1,179	1,975
Total other comprehensive income (loss), net of tax	204	(2,639)	(4,721)	(6,825)
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss)
Total other comprehensive (loss) income, before tax	258	(3,435)
Total income tax benefit (expense) included in other comprehensive (loss) income	(54)	796
Total other comprehensive income (loss), net of tax	$ 204	$ (2,639)	(4,721)	(6,825)
Unrealized Gain (Loss) on Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss)
Reclassifications, net of tax			739	74
Total other changes before reclassifications, net of tax			$ (5,460)	$ (6,899)