Cost Reduction Actions (Tables)

12 Months Ended

Jul. 31, 2011

Cost Reduction Actions [Abstract]

Determination of estimated facility exit costs table text block

	At August 1, 2008
Total non-cancelable lease obligations	$    12,741,000
Less:  Estimated sublease income	(8,600,000)
Total net estimated facility exit costs	4,141,000
Less:  Interest expense to be accreted	(2,041,000)
Present value of estimated facility exit costs	$      2,100,000

Summary of the Acquisition-Related Restructuring Liabilities

	Cumulative Activity Through July 31, 2011
Present value of estimated facility exit costs at August 1, 2008	$      2,100,000
Cash payments made	(3,296,000)
Cash payments received	3,284,000
Accreted interest recorded	430,000
Net liability as of July 31, 2011	2,518,000
Amount recorded as prepaid expenses in the Consolidated Balance Sheet	398,000
Amount recorded as other liabilities in the Consolidated Balance Sheet	$      2,916,000

Summary of future cash payments associated with estimated facility exit costs

	As of July 31, 2011
Future lease payments to be made in excess of anticipated sublease payments	$      2,916,000
Less net cash to be received in next twelve months	(398,000)
Interest expense to be accreted in future periods	1,610,000
Total remaining net cash payments	$      4,128,000