Summary of Significant Accounting Policies Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions |
6 Months Ended | ||||
|---|---|---|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
Sep. 30, 2018 |
Jan. 01, 2018 |
Dec. 31, 2017 |
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| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | |||||
| FederalCorporateTaxRate | 35.00% | 21.00% | 35.00% | ||
| BlendedCorporateTaxRate | 24.50% | 24.50% | |||
| Increase (Decrease) in Deferred Income Taxes | $ 10.4 | $ (17.3) | |||
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- Definition BlendedCorporateTaxRate No definition available.
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- Definition FederalCorporateTaxRate No definition available.
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- Definition The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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