Condensed Consolidated Statements Of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Cash flows from operating activities:
Net income	$ 7,064	$ 7,649
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	6,888	6,017
Amortization of debt issuance costs and debt discount	119	119
Share-based compensation	1,409	932
Provision for bad debts	(13)	92
Write-down for inventory obsolescence	17	374
Loss from disposal of assets	81	33
Loss (profit) on sale of leased assets	(560)	99
Excess tax benefit from stock option exercises	(321)	(331)
Changes in operating assets and liabilities:
Accounts receivable and investment in sales-type leases and notes receivable	10,145	7,158
Inventories	(3,281)	(1,194)
Accounts payable and accrued liabilities	(7,071)	(6,156)
Customer deposits and deferred revenue	87	977
Income taxes	(23)	1,598
Deferred income taxes	1,202	671
Prepaid income taxes	(2,289)	(812)
Other	(243)	(783)
Net cash provided by operating activities	13,211	16,443
Cash flows from investing activities:
Proceeds from sale of leased assets	1,153	41
Payments for products leased and held for lease	(2,845)	(3,850)
Purchases of property and equipment	(1,427)	(882)
Purchases of intangible assets	(48)	(4,030)
Acquisition of business		(5,500)
Other	(240)	(218)
Net cash used by investing activities	(3,407)	(14,439)
Cash flows from financing activities:
Proceeds from Revolver	2,000	6,000
Debt payments on Revolver	(2,000)	(7,000)
Proceeds from issuance of common stock, net	529	2,418
Excess tax benefit from stock option exercises	321	331
Other	(14)	(15)
Net cash provided by financing activities	836	1,734
Effect of exchange rate changes on cash	(615)	911
Net increase (decrease) in cash and cash equivalents	10,025	4,649
Cash and cash equivalents, beginning of year	24,160	22,189
Cash and cash equivalents, end of period	$ 34,185	$ 26,838