Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

		Three Months Ended
		March 31,
		2013		2012
BASIC
Weighted average number of common shares outstanding
used in computing basic earnings per share		46,021		45,460
Net income (loss) attributable to common stockholders	$	(1,926)	$	4,871
Earnings (loss) per share attributable to common stockholders	$	(0.04)	$	0.11
DILUTED
Weighted average number of common shares outstanding
used in computing basic earnings per share		46,021		45,460
Add: Assumed exercise of stock options and stock awards		-		1,475
		46,021		46,935
Net income (loss) attributable to common stockholders	$	(1,926)	$	4,871
Earnings (loss) per share attributable to common stockholders	$	(0.04)	$	0.10