Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2013

Accumulated Other Comprehensive Loss [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The components of accumulated other comprehensive loss, net of tax, are as follows:

	Foreign currency translation adjustments		Net unrealized losses on available-for-sale investments		Accumulated other comprehensive loss
Beginning Balance, December 31, 2012	$	985	$	100	$	1,085
Net current period other comprehensive loss	948		41		989
Reclassifications	—		—		—
Ending balance, June 30, 2013	$	1,933	$	141	$	2,074