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Commitments and Contingencies | 12 Months Ended
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Sep. 30, 2017
Commitments and Contingencies Disclosure [Abstract] |
Commitments And Contingencies |
14. | Commitments and Contingencies
The Company leases certain real property, equipment and machinery under non-cancelable operating leases. Rental expense under these operating leases was $6.8 million, $6.0 million and $5.2 million for 2017, 2016 and 2015, respectively. Future aggregate minimum lease payments under operating leases that have initial or remaining non-cancelable lease terms in excess of one year as of September 30, 2017, are:
(Dollars in thousands) |  |  |
Years ending September 30: |  |  |
2018 |  |  | 6,361 |
2019 |  |  | 5,340 |
2020 |  |  | 3,733 |
2021 |  |  | 2,653 |
2022 and thereafter |  |  | 3,647 |
Total |  | $ | 21,734 |
At September 30, 2017, the Company had $9.7 million in letters of credit outstanding as guarantees of contract performance. As a normal incident of the businesses in which the Company is engaged, various claims, charges and litigation are asserted or commenced from time to time against the Company. Additionally, the Company is currently involved in various stages of investigation and remediation relating to environmental matters. It is the opinion of Management that the aggregate costs involved in the resolution of these matters, and final judgments, if any, which might be rendered against the Company are adequately accrued, are covered by insurance or are not likely to have a material adverse effect on the Company’s results from continuing operations, capital expenditures or competitive position.

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- Definition The entire disclosure for commitments and contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -URI http://asc.fasb.org/topic&trid=2127136 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -URI http://asc.fasb.org/topic&trid=2144648 + Details
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