Statutory Rates

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- Definition

Tax Cuts and Jobs Act, Incomplete Accounting, Provisional Income Tax Expense (Benefit)

+ References

No definition available.

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- Definition

Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.

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- Definition

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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- Definition

The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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9. Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
9. Income Taxes (Details) - USD ($) $ in Millions	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017	Jan. 01, 2018
Effective tax rate	21.00%	(350.00%)	23.00%	18.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%
Tax Cuts and Jobs Act, Incomplete Accounting, Provisional Income Tax Expense (Benefit)					$ 55.0
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 3.0		$ 3.0
U.S. Federal [Member]
Statutory Rates				35.00%
Adjustments for New Accounting Pronouncement [Member]
Deferred Income Tax Assets, Net						$ 232.9
Deferred Income Tax Expense (Benefit)	$ 62.6		$ 243.8