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Condensed Consolidated Statements Of Cash Flows - USD ($)
$ in Thousands
 9 Months Ended
May 31, 2018
May 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES    
Net loss $ (7,666) $ (11,831)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 7,725 5,046
Amortization of capitalized curriculum costs 3,923 2,683
Stock-based compensation expense 2,182 3,987
Deferred income taxes (6,605) (6,327)
Increase (reduction) in contingent consideration liabilities 789 (1,936)
Changes in assets and liabilities:    
Decrease in accounts receivable, net 15,489 17,605
Decrease (increase) in inventories (401) 1,491
Decrease in receivable from related party 540 1,420
Decrease (increase) in prepaid expenses and other assets 1,005 (1,720)
Decrease in accounts payable and accrued liabilities (4,541) (4,355)
Increase (decrease) in deferred revenue (2,219) 7,197
Increase in income taxes payable/receivable (564) (1,321)
Decrease in other long-term liabilities (1,065) (279)
Net cash provided by operating activities 8,592 11,660
CASH FLOWS FROM INVESTING ACTIVITIES    
Purchases of property and equipment (4,981) (5,126)
Curriculum development costs (2,445) (4,150)
Acquisition of business (1,108) (3,500)
Net cash used for investing activities (8,534) (12,776)
CASH FLOWS FROM FINANCING ACTIVITIES    
Proceeds from line of credit borrowings 71,107 7,811
Payments on line of credit borrowings (59,619) (7,239)
Proceeds from term notes payable financing   5,000
Principal payments on term notes payable (4,687) (3,750)
Principal payments on financing obligation (1,378) (1,226)
Purchases of common stock for treasury (2,005) (2,084)
Payment of contingent consideration liability (1,188)  
Proceeds from sales of common stock held in treasury 559 469
Net cash provided by (used for) financing activities 2,789 (1,019)
Effect of foreign currency exchange rates on cash and cash equivalents 3 (365)
Net increase (decrease) in cash and cash equivalents 2,850 (2,500)
Cash and cash equivalents at the beginning of the period 8,924 10,456
Cash and cash equivalents at end of the period 11,774 7,956
Supplemental disclosure of cash flow information:    
Cash paid for income taxes 2,118 1,834
Cash paid for interest 1,947 1,847
Non-cash investing and financing activities:    
Purchases of property and equipment financed by accounts payable $ 1,344 417
Acquisition of intellectual property financed by accrued liabilities   $ 750