CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016
Operating activities
Net income	$ 90,116	$ 58,283
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	46,920	40,847
Non-cash stock compensation	9,379	9,128
Deferred income taxes	21,701	28,783
Change in assets and liabilities:
Accounts receivable, net	(14,184)	(11,189)
Income taxes	(15,642)	31,490
Inventories	(14,490)	(12,169)
Prepaid expenses and other assets	(7,525)	(3,711)
Accounts payable	6,714	1,407
Accrued expenses and other liabilities	(6,219)	(35,145)
Total adjustments	26,654	49,441
Net cash provided by operating activities	116,770	107,724
Investing activities
Capital expenditures	(96,635)	(67,326)
Net proceeds from sale of property and equipment	319	401
Net cash used in investing activities	(96,316)	(66,925)
Financing activities
Principal payments on long-term debt	0	(10,000)
Payments for debt issuance costs	(2,416)	0
Proceeds from issuance of restricted stock under stock compensation plans	475	771
Payments from issuance of common stock under stock compensation plans	(3,068)	(4,051)
Tax benefit on vesting of restricted stock grants	2,183	3,910
Dividends paid	(5,458)	(4,966)
Net cash used in financing activities	(8,284)	(14,336)
Net change in cash and cash equivalents	12,170	26,463
Cash and cash equivalents at beginning of period	234,111	196,659
Cash and cash equivalents at end of period	246,281	223,122
Supplemental disclosure of non-cash financing activity:
Dividends payable	$ (5,458)	$ (4,966)