Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2013	Mar. 31, 2013
Balance at beginning of period	$ 63	$ 509
Balance at end of period	232	63
Current period change	169	(446)
Accumulated Translation Adjustment [Member]
Balance at beginning of period	55	501
Balance at end of period	224	55
Current period change	169	(446)
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Balance at beginning of period	8	8
Balance at end of period	8	8
Current period change	$ 0	$ 0