Income Taxes (Unrecognized Tax Benefits) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Unrecognized tax benefits, beginning balance	$ 677	$ 724	$ 2,197
Additions based on tax positions related to the current year	0	0	0
Additions based on tax positions related to the prior years	0	0	0
Decreases based on payments made during the year	0	0	(932)
Decreases based on tax positions related to the prior years	(142)	(47)	(541)
Unrecognized tax benefits, ending balance	535	677	724
Reconciliation of Unrecognized Tax Benefits, Accrued Interest [Roll Forward]
Accrued interest, beginning balance	220	260	1,460
Additions based on tax positions related to the current year	0	0	0
Additions based on tax positions related to the prior years	24	33	119
Decreases based on payments made during the year	0	0	(385)
Decreases based on tax positions related to the prior years	(42)	(73)	(934)
Accrued interest, ending balance	$ 202	$ 220	$ 260