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Other Income (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 31, 2019 | Sep. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2020
Other Income |  |  |  |
Proceeds from Insurance Policy |  | $ 1,000 |  | $ 1,000
Cash received from settlement of a working capital adjustment dispute | $ 8,900 |  |  |
Other income relating to a change in estimate of its cylinder deposit liability account |  |  | $ 500 |

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- Definition The amount of cash received from settlement of a working capital adjustment dispute, classified as other income. + References No definition available. + Details
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- Definition The income relating to a change in estimate of its cylinder deposit liability account, classified as other income. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Amount of cash inflow for proceeds from settlement of corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21C -URI http://asc.fasb.org/extlink&oid=121586364&loc=SL94080552-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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