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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) | 9 Months Ended
--- | ---
May 31, 2020 | May 31, 2019
Cash flows from operating activities |  |
Net income | $ 7,143,925 | $ 6,524,102
Adjustments to reconcile net income to net cash provided by operating activities |  |
Depreciation and amortization | 2,133,676 | 1,392,763
Change in value of contingent consideration | 81,000 | 76,376
Stock-based compensation | 1,144,135 | 502,605
Deferred income taxes | 43,782 | (149,623)
(Increase) decrease in |  |
Accounts receivable | (5,268,565) | (713,027)
Revenues in excess of billings | 395,587 | (278,922)
Prepaid income taxes | 553,462 | 312,593
Prepaid expenses and other assets | 7,445 | 91,927
Increase (decrease) in |  |
Accounts payable | 324,427 | (61,861)
Accrued payroll and other expenses | 26,653 | (16,597)
Billings in excess of revenues | (529,317) | 574,345
Accrued income taxes | 0 | 106,845
Deferred revenue | 47,824 | 214,897
Net cash provided by operating activities | 6,104,034 | 8,576,423
Cash flows from investing activities |  |
Purchases of property and equipment | (105,784) | (33,394)
Purchases of intellectual property | 0 | (50,000)
Cash used to acquire subsidiaries | (9,471,352) | 0
Cash received in acquisition | 3,799,134 | 0
Capitalized computer software development costs | (1,733,124) | (939,869)
Net cash used in investing activities | (7,511,126) | (1,023,263)
Cash flows from financing activities |  |
Payment of dividends | (3,181,267) | (2,093,960)
Payments on contracts payable | 0 | (2,556,644)
Proceeds from the exercise of stock options | 507,356 | 479,402
Net cash used in financing activities | (2,673,911) | (4,171,202)
Net increase (decrease) in cash and cash equivalents | (4,081,003) | 3,381,958
Cash and cash equivalents, beginning of year | 11,435,499 | 9,400,701
Cash and cash equivalents, end of period | 7,354,496 | 12,782,659
Supplemental disclosures of cash flow information |  |
Income taxes paid | 1,613,868 | 781,838
Non-Cash Investing and Financing Activities |  |
Stock issued for acquisition of Lixoft | 3,260,674 | 0
Creation of contract liabilities for acquisition of subsidiaries | 4,528,000 | 0
Right of use assets capitalized | $ 1,470,656 | $ 0

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- Definition The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the development or modification of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition Amount of cash inflow from exercise of option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120381028&loc=SL79508275-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition The fair value of stock issued in noncash financing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586 + Details
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