Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Balance at beginning of period	$ 1,015
Balance at end of period	948
Current period change	(67)
Accumulated Translation Adjustment [Member]
Balance at beginning of period	1,007
Balance at end of period	941
Current period change	(66)
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Balance at beginning of period	8
Balance at end of period	7
Current period change	$ (1)