Earnings Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 31, 2020	Jul. 31, 2020	Apr. 30, 2020	Jan. 31, 2020	Oct. 31, 2019	Jul. 31, 2019	Apr. 30, 2019	Jan. 31, 2019	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Earnings Per Share Disclosure [Line Items]
Income (loss) from continuing operations									$ 38,496	$ (46,730)	$ 26,553
Weighted average number of shares outstanding, basic									32,689,000	32,960,000	34,701,000
Weighted average number of shares outstanding, diluted									32,821,000	32,960,000	35,025,000
Basic earnings (loss) per share (usd per share)									$ (1.18)	$ 1.42	$ (0.77)
Earnings (loss) from continuing operations									$ 1.17	$ (1.42)	$ 0.76
Antidilutive securities									1,032,201	1,267,141	1,000,356
Revenues	$ 255,405	$ 212,096	$ 187,475	$ 196,597	$ 240,369	$ 238,461	$ 218,203	$ 196,808	$ 851,573	$ 893,841	$ 889,785
Cost of sales (excluding depreciation and amortization)	189,164	162,427	149,732	157,427	183,128	181,357	171,378	158,557	658,750	694,420	697,022
Depreciation and amortization	11,378	11,060	11,886	12,905	12,428	12,182	12,404	12,572	47,229	49,586	51,822
Operating (loss) income	27,829	16,563	8,893	1,980	(23,724)	19,110	(19,363)	(2,450)	55,265	(26,427)	35,697
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 22,152	$ 10,833	$ 5,501	$ 10	$ (30,948)	$ 11,841	$ (23,974)	$ (3,649)	$ 38,496	$ (46,730)	$ 26,553
Basic earnings (loss) per common share	$ 0.68	$ 0.33	$ 0.17	$ 0	$ (0.94)	$ 0.36	$ (0.73)	$ (0.11)	$ 1.18	$ (1.42)	$ 0.77
Diluted earnings (loss) per common share	0.68	0.33	0.17	0	(0.94)	0.36	(0.73)	(0.11)	1.17	(1.42)	0.76
Common Stock, Dividends, Per Share, Cash Paid	$ 0.08	$ 0.08	$ 0.08	$ 0.08	$ 0.08	$ 0.08	$ 0.08	$ 0.08	$ 0.32	$ 0.32	$ 0.20
Stock options
Earnings Per Share Disclosure [Line Items]
Weighted Average Dilutive Securities									10,000	40,000	198,000
Restricted stock
Earnings Per Share Disclosure [Line Items]
Weighted Average Dilutive Securities									90,000		126,000
Restricted Stock or Unit Expense										113,000
Performance Shares
Earnings Per Share Disclosure [Line Items]
Restricted Stock or Unit Expense									32,000	28,000