Liabilities - Other Noncurrent Liabilities (Details) - USD ($) $ in Thousands |
Sep. 30, 2018 |
Sep. 30, 2017 |
|---|---|---|
| Liabilities [Abstract] | ||
| Treasury stock purchase obligation | $ 0 | $ 569 |
| Accrued insurance costs | 4,826 | 3,796 |
| Other | 469 | 655 |
| Total other long-term liabilities | $ 5,295 | $ 5,020 |
| X | ||||||||||
- Definition Treasury Stock Purchase Obligation, Noncurrent No definition available.
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred through that date and due beyond one year (or beyond one operating cycle if longer) to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverages to employees. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of expenses incurred but not yet paid classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|