Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Operating Loss Carryforwards [Line Items]
Provision for income taxes	$ 450	$ 727	$ 1,390	$ 1,659
Income (loss) before provision for income taxes	1,336	$ (313)	928	$ (5,865)
Provision for deferred tax liability related to foreign earnings to the U.S.	$ 8,700		8,700
Reduction in the deferred tax valuation allowance			$ 8,700
Federal Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Net operating losses					$ 179,700
Federal Tax Authority [Member] | Capital Loss Carryforward [Member]
Operating Loss Carryforwards [Line Items]
Capital loss carryforwards					110,500
State Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Net operating losses					100,700
State Tax Authority [Member] | Capital Loss Carryforward [Member]
Operating Loss Carryforwards [Line Items]
Capital loss carryforwards					24,000
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Net operating losses					$ 97,300