Other Financial Data - Summary of Major Classes of Other Current Assets (Detail) - USD ($) $ in Millions |
Dec. 31, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract] | ||
| Premium finance advances and loans | $ 442.7 | $ 388.1 |
| Accrued supplemental, direct bill and other receivables | 361.7 | 369.1 |
| Refined coal production related receivables | 95.4 | 103.4 |
| Deferred contract costs | 102.0 | 98.3 |
| Prepaid expenses | 112.1 | 115.5 |
| Total other current assets | $ 1,113.9 | $ 1,074.4 |
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- Definition Accrued Supplemental Direct Bill And Other Receivables Current No definition available.
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- Definition Refined Coal Production Related Receivables Current No definition available.
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- Definition Amount billed to customers under long-term contracts or programs but not paid. Excludes amounts due that have been withheld because of retainage provisions in a contract. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of current assets classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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