Stockholders' Equity - AOCI T2 rows (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2019	May 31, 2018	May 31, 2019	May 31, 2018
Accumulated Other Comprehensive Income (Loss)
Reclassifications, net of tax	$ 26	$ 146	$ 68	$ 338
Total other comprehensive (loss) income, net of tax	(2,728)	153	(4,186)	2,294
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss)
Total other comprehensive (loss) income, before tax	(3,497)	196	(5,365)	2,942
Total other comprehensive income (loss), tax	769	(43)	1,179	(648)
Total other comprehensive (loss) income, net of tax	(2,728)	153	(4,186)	2,294
Unrealized Gain (Loss) on Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss)
Reclassifications, net of tax			68	338
Other changes, before reclassifications, before tax	(3,530)	9	(5,453)	2,511
Other changes, before reclassifications, tax (expense) benefit	776	(2)	1,199	(555)
Total other changes before reclassifications, net of tax	(2,754)	7	(4,254)	1,956
Unrealized Gain (Loss) on Cash Flow Hedges | Interest Expense [Member]
Accumulated Other Comprehensive Income (Loss)
Reclassifications, before tax	33	187	88	431
Reclassifications, tax (expense) benefit	(7)	(41)	(20)	(93)
Reclassifications, net of tax	$ 26	$ 146	$ 68	$ 338