Derivative Instruments and Hedging Activities (Tables)

3 Months Ended

Mar. 31, 2012

Derivative Instruments and Hedging Activities [Abstract]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

The dollar equivalent of the U.S. dollar forward contracts and related fair values as of March 31, 2012 and December 31, 2011 were as follows:

	March 31, 2012		December 30, 2011
Notional amount	$	4,182	$	2,672
Fair value of asset	$	181	$	99