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Short-term Investments | 9 Months Ended
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Jun. 30, 2019
Investments Debt And Equity Securities [Abstract] |
Short-term Investments | 4. Short-term Investments The Company classifies its short-term investments as available-for-sale securities. Available-for sale securities are carried at fair market value with net unrealized holding gains and losses reported as a component of accumulated other comprehensive loss in stockholders’ equity. During the three and nine months ended June 30, 2019, the Company realized gains (losses) of $1,000 and $(66,000), respectively, from the sale of short-term investments. During the three and nine months ended June 30, 2018, the Company realized losses of zero and $1,000, respectively, from the sale of short-term investments. Realized gains and losses are recorded in Other Income (Expense) on the consolidated statements of operations. The Company’s short-term investments were composed of the following (in thousands):
|  | As of September 30, 2018 (in thousands) |
|  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Estimated Fair Value |
Short-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate bonds |  | $ | 17,851 |  |  | $ | — |  |  | $ | (60 | ) |  | $ | 17,791 |
Government bonds |  |  | 7,702 |  |  |  | — |  |  |  | (22 | ) |  |  | 7,680 |
Total |  | $ | 25,553 |  |  | $ | — |  |  | $ | (82 | ) |  | $ | 25,471 |
The Company had no short-term investments at June 30, 2019

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- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2209399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2324412 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2176304 + Details
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