Income Taxes (Deferred Tax Valluation Allowances) (Details 6) - Deferred Tax Valuation Allowance [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	$ 48,742	$ 41,319	$ 69,545
Tax Expense and Revaluation	4,413	7,423	4,709
Deductions	(20,035)	0	(32,935)
Balance at End of Period	$ 33,120	$ 48,742	$ 41,319