Condensed Consolidated Statements of Cash Flows - Scenario, Unspecified [Domain] - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 8,796	$ 13,068
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	16,984	12,885
Asset recovery	0	(4,026)
Amortization of deferred financing costs	298	465
Deferred income taxes	684	86
Stock-based compensation expense	542	289
Gain on sale of assets	(17)	(131)
Changes in operating assets and liabilities:
Accounts receivable	(12,929)	(5,986)
Inventories	158	(10,983)
Prepaids and other assets	(2,658)	(3,143)
Payables and other liabilities	(9,074)	8,173
Accrued income taxes	774	210
Net cash provided by operating activities	3,558	10,907
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(21,785)	(11,549)
Investment in marketable securities	0	(1,527)
Acquisitions, net of cash acquired	0	(349)
Proceeds from sale of assets	123	4,163
Net cash used for investing activities	(21,662)	(9,262)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payment of capital leases	(435)	(56)
Proceeds from long-term borrowings	62,500	8,600
Repayments of long-term borrowings	(44,143)	(10,737)
Payment of deferred financing costs	(1,256)	(16)
Proceeds from exercise of stock options	155	745
Net cash provided by (used for) financing activities	16,821	(1,464)
Effect of foreign currency exchange rate fluctuations on cash	(796)	0
Net increase (decrease) in cash and cash equivalents	(2,079)	181
Cash and cash equivalents at beginning of period	12,014	398
Cash and cash equivalents at end of period	9,935	579
Supplemental Cash Flow Information:
Cash paid for interest	3,734	1,522
Cash paid for income taxes	2,176	5,713
Non-cash Investing and Financing Activities:
Equipment acquired under capital lease	0	1,679
Capital equipment included in accounts payable	$ 3,703	$ 2,238