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Commitments and Contingencies - Insurance Proceeds Impact on Consolidated Condensed Statements of Operation (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Loss Contingencies [Line Items] |  |  |  |
Gain on insurance proceeds received | $ 0 | $ (1,683) | $ (2,495) | $ (2,683)
Cost of goods sold | 22,040 | 23,628 | 65,317 | 70,771
Income (loss) before income tax (benefit) expense | $ 218 | $ 2,283 | 980 | 4,067
Balance without insurance proceeds |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Cost of goods sold, balance without insurance proceeds |  |  | 65,921 | 73,374
Gain on insurance proceeds received |  |  | 0 | 0
Income (loss) before income tax (benefit) expense, balance without insurance proceeds |  |  | (2,119) | (1,219)
Insurance recoveries |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Gain on insurance proceeds received |  |  | (2,495) | (2,683)
Insurance recoveries | Cost of goods sold |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Gain on insurance proceeds received |  |  | (604) | (2,603)
Insurance recoveries | Income (loss) before income tax (benefit) expense |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Gain on insurance proceeds received |  |  | $ (3,099) | $ (5,286)

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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(a),(d)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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