Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Current income taxes receivable	$ 106	$ 70
Operating Loss Carryforwards [Line Items]
Adjustment to deferred tax assets	2,150	0	$ 0
Valuation allowance	5,160	$ 6,917	$ 4,600
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	17,400
Net operating loss carryforwards subject to limitations	15,200
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 7,800