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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Income Taxes [Abstract]
Statutory tax rate			37.50%
Deferred tax asset, net	$ 111,147		$ 111,147		$ 113,763
Effective tax rate			32.10%	32.40%
Unrecognized tax benefits	908		$ 908		875
Unrecognized tax benefits, income tax penalties and interest accrued	33		33		$ 81
Income tax expense	$ 10,897	$ 9,595	$ 22,471	$ 17,605

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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, without jurisdictional netting.

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

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

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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