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Captive Insurance Collateral | 6 Months Ended
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Mar. 31, 2020
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, 2020 consist of the following (in thousands):
|  | Amortized Cost |  |  | Gross Unrealized Gain |  |  | Gross Unrealized (Loss) |  |  | Fair Value |
Cash and Receivables |  | $ | 5,639 |  |  | $ | — |  |  | $ | — |  |  | $ | 5,639 |
U.S. Government Sponsored Agencies |  |  | 33,320 |  |  |  | 310 |  |  |  | (1 | ) |  |  | 33,629 |
Corporate Debt Securities |  |  | 22,735 |  |  |  | 724 |  |  |  | — |  |  |  | 23,459 |
Foreign Bonds and Notes |  |  | 3,010 |  |  |  | 39 |  |  |  | — |  |  |  | 3,049 |
Total |  | $ | 64,704 |  |  | $ | 1,073 |  |  | $ | (1 | ) |  | $ | 65,776 |
Investments at September 30, 2019 consist of the following (in thousands):
|  | Amortized Cost |  |  | Gross Unrealized Gain |  |  | Gross Unrealized (Loss) |  |  | Fair Value |
Cash and Receivables |  | $ | 509 |  |  | $ | — |  |  | $ | — |  |  | $ | 509 |
U.S. Government Sponsored Agencies |  |  | 29,055 |  |  |  | 198 |  |  |  | (3 | ) |  |  | 29,250 |
Corporate Debt Securities |  |  | 23,831 |  |  |  | 773 |  |  |  | — |  |  |  | 24,604 |
Foreign Bonds and Notes |  |  | 4,066 |  |  |  | 61 |  |  |  | — |  |  |  | 4,127 |
Total |  | $ | 57,461 |  |  | $ | 1,032 |  |  | $ | (3 | ) |  | $ | 58,490 |
Maturities of investments were as follows at March 31, 2020 (in thousands):
|  | Net Carrying Amount |
Due within one year |  | $ | 14,402 |
Due after one year through five years |  |  | 42,552 |
Due after five years through ten years |  |  | 8,822 |
Total |  | $ | 65,776 |

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