Earnings per Share Level 3 (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Schedule of Weighted Average Number of Shares [Table Text Block]

The

following table summarizes the calculation of weighted average common shares outstanding used in the computation of diluted earnings per share (in thousands):

	Three Months Ended
	March 31,
	2013	2012
	(Unaudited)
Weighted average basic common shares outstanding	46,201	47,606
Effect of dilutive securities:
Stock options	4	12
Performance shares	80	114
Restricted stock	208	213
Weighted average diluted common and potential common shares outstanding	46,493	47,945