Amount of valuation allowance of deferred tax asset attributable to deductible temporary differences and carryforwards, classified as current.

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Other Assets (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
Other Assets (Narrative) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Deferred tax assets, valuation allowance, current	$ 0		$ 0		$ 0
Income (loss) from continuing operations before equity method investments, income taxes, extraordinary items, noncontrolling interest, total	5,686	$ 3,843	14,254	$ 11,522
State and Local Jurisdiction [Member]
Operating loss carryforwards	$ 15,700		$ 15,700
Minimum [Member] \| State and Local Jurisdiction [Member]
Operating loss carryforwards, expiration date			Dec. 31, 2026
Maximum [Member] \| State and Local Jurisdiction [Member]
Operating loss carryforwards, expiration date			Dec. 31, 2034