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v3.19.3.a.u2

Fair Value Measurements - Narrative (Details) - USD ($) | 3 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Fair Value Disclosures [Abstract] |  |
Impairment charges on projects in progress | $ 0 | $ 1,000,000.0
Impairment of land held for sale | $ 0 | $ 0

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- Definition Impairment of Inventory, Projects in Progress + References No definition available. + Details
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- References No definition available. + Details
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2611-110228 + Details
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