Income Taxes (Provision for Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
State, current									$ (89)	$ (56)	$ 300
Foreign, current									2,470	1,621	1,664
Total current									2,381	1,565	1,964
Federal, deferred									0	0	(3,019)
State, deferred									0	0	(614)
Foreign, deferred									1,922	(57)	656
Total deferred									1,922	(57)	(2,977)
Income tax netted from Income from Discontinued Operations											4,588
Total	$ 2,644	$ 727	$ 681	$ 251	$ 1,075	$ 12	$ 115	$ 306	$ 4,303	$ 1,508	$ (1,013)