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NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Sep. 30, 2017
Accounting Policies [Abstract] |
Potentially Dilutive Common Shares Excluded from Net Income (Loss) per Share Calculation | For the fiscal years ended September 30, 2017, 2016 and 2015, the following potentially dilutive common shares were excluded from the net income per share calculation, as they would have been antidilutive (amounts in thousands):
| 2017 |  | 2016 |  | 2015
Stock options | 569 |  |  | 1,259 |  |  | 2,203 |
Restricted stock units | 83 |  |  | 624 |  |  | 287 |
IDchecker closing shares | — |  |  | 349 |  |  | 63 |
IDchecker earnout shares | 24 |  |  | — |  |  | — |
Total potentially dilutive common shares outstanding | 676 |  |  | 2,232 |  |  | 2,553 |
Computation of Basic and Diluted Net Income (Loss) Per Share | The computation of basic and diluted net income per share for the fiscal years ended September 30, 2017, 2016, and 2015 is as follows (amounts in thousands, except per share data):
| 2017 |  | 2016 |  | 2015
Net income | $ | 14,092 |  |  | $ | 1,959 |  |  | $ | 2,526 |
Weighted-average common shares and share equivalents outstanding—basic | 33,083 |  |  | 31,587 |  |  | 30,790 |
Dilutive potential common stock equivalents | 2,454 |  |  | 2,232 |  |  | 690 |
Weighted-average common shares and share equivalents outstanding—diluted | 35,537 |  |  | 33,819 |  |  | 31,480 |
Net income per share: |  |  |  |  |
Basic | $ | 0.43 |  |  | $ | 0.06 |  |  | $ | 0.08 |
Diluted | $ | 0.40 |  |  | $ | 0.06 |  |  | $ | 0.08 |
Summary of Property and Equipment | The following is a summary of property and equipment as of September 30, 2017 and 2016 (amounts shown in thousands):
| 2017 |  | 2016
Property and equipment—at cost: |  |  |  |  |
Equipment | $ | 1,801 |  |  | $ | 1,492 |
Furniture and fixtures | 257 |  |  | 248 |
Leasehold improvements | 1,128 |  |  | 1,021 |
| 3,186 |  |  | 2,761 |
Less: accumulated depreciation and amortization | (2,573 | ) |  | (2,321 | )
Total property and equipment, net | $ | 613 |  |  | $ | 440 |
Components of Comprehensive Loss | The following table summarizes the components of comprehensive loss for the fiscal years ended September 30, 2017, 2016, and 2015 (amounts shown in thousands):
| 2017 |  | 2016 |  | 2015
Net income | $ | 14,092 |  |  | $ | 1,959 |  |  | $ | 2,526 |
Other comprehensive income: |  |  |  |  |
Foreign currency translation adjustment | 208 |  |  | (46 | ) |  | — |
Change in unrealized gains (losses) on marketable securities | (19 | ) |  | 7 |  |  | 5 |
Total comprehensive income | $ | 14,281 |  |  | $ | 1,920 |  |  | $ | 2,531 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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