CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Cash flows from operating activities
Net income	$ 5,690	$ 4,208
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	1,776	1,345
Change in value of contingent consideration	243	(0)
Amortization of note premiums	1,276	0
Stock-based compensation	1,336	784
Deferred income taxes	6	(17)
Currency translation adjustments	(4)	0
Increase (decrease) in
Accounts receivable	(3,884)	(2,218)
Revenues in excess of billings	(744)	(880)
Prepaid income taxes	(280)	308
Prepaid expenses and other assets	188	92
Accounts payable	51	421
Accrued payroll and other expenses	640	(114)
Billings in excess of revenues	117	93
Deferred revenue	223	(197)
Net cash provided by operating activities	6,634	3,825
Cash flows used in investing activities
Purchases of property and equipment	(583)	(73)
Purchases of short-term investments	(40,789)	0
Proceeds from sale of short-term investments	30,950	0
Capitalized computer software development costs	(1,474)	(1,127)
Net cash used in investing activities	(11,896)	(1,200)
Cash flows used in financing activities
Payment of dividends	(2,396)	(2,115)
Proceeds from the exercise of stock options	836	303
Net cash used in financing activities	(1,560)	(1,812)
Net increase (decrease) in cash and cash equivalents	(6,822)	813
Cash and cash equivalents, beginning of year	49,207	11,436
Cash and cash equivalents, end of period	42,385	12,249
Supplemental disclosures of cash flow information
Income taxes paid	878	1,066
Non-Cash Investing and Financing Activities
Right of use assets capitalized	$ 905	$ 903