Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Feb. 29, 2020	Feb. 28, 2019
Consolidated Statements of Comprehensive Income (Loss)
Net loss	$ (320)	$ (586)
Other comprehensive loss, net of tax:
Reclassifications included in net loss	95	42
Unrealized loss on cash flow hedges	(2,524)	(1,500)
Total other comprehensive loss, net of tax	(2,429)	(1,458)
Total comprehensive loss	$ (2,749)	$ (2,044)