Accumulated Other Comprehensive Loss (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Beginning balance, Foreign Currency Translation	$ (130)		$ (48)
Other comprehensive income /(loss) before reclassification, Foreign Currency Translation	44		(38)
Loss reclassified to operations, Foreign Currency Translation	0		0
Net current period comprehensive income/ (loss), Foreign Currency Translation	44		(38)
Ending Balance, Foreign Currency Translation	(86)		(86)
Beginning Balance, Interest Rate SwapContract	(59)		(68)
Other comprehensive income /(loss) before reclassification, Interest Rate SwapContract	(1)		(2)
Loss reclassified to operations, Interest Rate SwapContract	10		20
Net current period comprehensive income/ (loss), Interest Rate SwapContract	9		18
Ending Balance, Interest Rate SwapContract	(50)		(50)
Beginning Balance, Available forSale Marketable Securities	(18)		(20)
Other comprehensive income /(loss) before reclassification, Available forSale Marketable Securities	(2)		0
Loss reclassified to operations, Available forSale Marketable Securities	20		20
Net current period comprehensive income/ (loss), Available forSale Marketable Securities	18		20
Ending Balance, Available forSale Marketable Securities	0		0
Beginning Balance	(207)		(136)
Other comprehensive income /(loss) before reclassification	41		(40)
Loss reclassified to operations	87	(142)	23	(46)
Net current period comprehensive income/ (loss)	71	(147)	0	(55)
Ending Balance	$ (136)		$ (136)