Condensed Consolidated Statements of Shareholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Nov. 30, 2018		45,115,000
Beginning balance at Nov. 30, 2018	$ 324,002	$ 451	$ 266,602	$ 85,125	$ (28,176)
Issuance of stock under employee stock purchase plan (in shares)		38,000
Issuance of stock under employee stock purchase plan	997		997
Exercise of stock options (in shares)		9,000
Exercise of stock options	268		268
Withholding tax payments related to net issuance of restricted stock units	(5)		(5)
Stock-based compensation	5,806		5,806
Dividends declared	(6,933)			(6,933)
Treasury stock repurchases and retirements (in shares)		(688,000)
Treasury stock repurchases and retirements	(25,000)	$ (5)	(1,260)	(23,735)
Net income	9,402			9,402
Other comprehensive income	1,562				1,562
Ending balance (in shares) at Feb. 28, 2019		44,474,000
Ending balance at Feb. 28, 2019	$ 306,702	$ 446	272,408	60,462	(26,614)
Beginning balance (in shares) at Nov. 30, 2019	45,036,441	45,037,000
Beginning balance at Nov. 30, 2019	$ 330,282	$ 450	295,503	64,303	(29,974)
Issuance of stock under employee stock purchase plan (in shares)		39,000
Issuance of stock under employee stock purchase plan	1,194		1,194
Exercise of stock options (in shares)		62,000
Exercise of stock options	1,941	$ 1	1,940
Vesting of restricted stock units and release of deferred stock units (in shares)		57,000
Vesting of restricted stock units and release of deferred stock units	0	$ 1	(1)
Withholding tax payments related to net issuance of restricted stock units	(1,949)		(1,949)
Stock-based compensation	6,051		6,051
Dividends declared	(7,435)			(7,435)
Treasury stock repurchases and retirements (in shares)		(426,000)
Treasury stock repurchases and retirements	(20,000)	$ (4)	(6,487)	(13,509)
Net income	21,116			21,116
Other comprehensive income	$ (3,243)				(3,243)
Ending balance (in shares) at Feb. 29, 2020	44,769,310	44,769,000
Ending balance at Feb. 29, 2020	$ 327,957	$ 448	$ 296,251	$ 64,475	$ (33,217)