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Commitments (Tables) | 12 Months Ended
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Sep. 30, 2017
Leases, Operating [Abstract] |
Schedule of Future Minimum Rental Payments for Operating Leases | The following schedule reflects future minimum rental commitments under noncancelable operating leases (in thousands):
Fiscal year |  | Amount
2018 |  | $ | 1,398 |
2019 |  | 1,148 |
2020 |  | 609 |
2021 |  | 277 |
2022 |  | 208 |
Thereafter |  | 121 |
Total minimum payments required |  | $ | 3,761 |
Schedule of Rent Expense | The following schedule shows the composition of total rental expense for all operating leases for the years ended September 30 (in thousands):
| Fiscal years ended September 30,
| 2017 |  | 2016 |  | 2015
Rentals | $ | 1,342 |  |  | $ | 1,613 |  |  | $ | 2,076 |
Less: sublease rentals | — |  |  | (46 | ) |  | (56 | )
Total rental expense | $ | 1,342 |  |  | $ | 1,567 |  |  | $ | 2,020 |

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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717 + Details
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- Definition Tabular disclosure of rental expense from operating leases for each period for which an income statement is presented with separate amounts for minimum rentals, contingent rentals, and sublease rentals. Rental payments under leases with terms of a month or less that were not renewed need not be included. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717 + Details
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