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Captive Insurance Collateral | 6 Months Ended
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Mar. 31, 2019
Investments Debt And Equity Securities [Abstract] |
Captive Insurance Collateral | 5) Captive Insurance Collateral The Company considers all of its Captive insurance collateral to be available-for-sale investments. Investments at March 31, 2019 consist of the following (in thousands):
|  | Amortized Cost |  |  | Gross Unrealized Gain |  |  | Gross Unrealized (Loss) |  |  | Fair Value |
Cash and Receivables |  | $ | 376 |  |  | $ | — |  |  | $ | — |  |  | $ | 376 |
U.S. Government Sponsored Agencies |  |  | 24,290 |  |  |  | 49 |  |  |  | (2 | ) |  |  | 24,337 |
Corporate Debt Securities |  |  | 25,298 |  |  |  | 76 |  |  |  | (27 | ) |  |  | 25,347 |
Foreign Bonds and Notes |  |  | 4,092 |  |  |  | 2 |  |  |  | (6 | ) |  |  | 4,088 |
Total |  | $ | 54,056 |  |  | $ | 127 |  |  | $ | (35 | ) |  | $ | 54,148 |
Investments at September 30, 2018 consist of the following (in thousands):
|  | Amortized Cost |  |  | Gross Unrealized Gain |  |  | Gross Unrealized (Loss) |  |  | Fair Value |
Cash and Receivables |  | $ | 350 |  |  | $ | — |  |  | $ | — |  |  | $ | 350 |
U.S. Government Sponsored Agencies |  |  | 10,735 |  |  |  | — |  |  |  | (192 | ) |  |  | 10,543 |
Corporate Debt Securities |  |  | 30,427 |  |  |  | — |  |  |  | (928 | ) |  |  | 29,499 |
Foreign Bonds and Notes |  |  | 5,111 |  |  |  | — |  |  |  | (84 | ) |  |  | 5,027 |
Total |  | $ | 46,623 |  |  | $ | — |  |  | $ | (1,204 | ) |  | $ | 45,419 |
Maturities of investments were as follows at March 31, 2019 (in thousands):
|  | Net Carrying Amount |
Due within one year |  | $ | 5,333 |
Due after one year through five years |  |  | 33,865 |
Due after five years through ten years |  |  | 14,950 |
Total |  | $ | 54,148 |

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