Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jan. 31, 2012	Jan. 31, 2011
Cash flows from operating activities:
Net Income	$ 6,171	$ 3,906
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	6,453	6,922
Bad debt expense	2	701
Amortization of discount and other non-cash interest expense	325	678
Deferred income taxes, net	1,799	1,763
Non-cash charges for equity instruments issued for compensation and services	1,647	650
Changes in assets and liabilities:
Accounts receivable	4,091	(3,925)
Prepaid expenses and other assets	(1,222)	(595)
Accounts payable	(655)	(1,319)
Accrued expenses	(1,934)	2,037
Other liabilities	(1,078)	2,110
Net cash provided by operating activities	15,599	12,928
Cash flows from investing activities:
Purchases of property and equipment	(1,392)	(1,075)
Acquisition, net of cash acquired	0	(101,314)
Net cash used in investing activities	(1,392)	(102,389)
Cash flows from financing activities:
Proceeds from sale of stock and exercise of options	1,003	0
Borrowings of notes payable	5,150	122,000
Repayments of notes payable and capital lease	(28,199)	(31,769)
Dividends paid	0	(200)
Net cash (used in) provided by financing activities	(22,046)	90,031
Effect of foreign exchange rate changes on cash and cash equivalents	(684)	178
Net decrease in cash and cash equivalents	(8,523)	748
Cash and Cash Equivalents, beginning of period	30,178	20,475
Cash and Cash Equivalents, end of period	$ 21,655	$ 21,223