Weighted Average Shares Outstanding (Tables)

12 Months Ended

Dec. 31, 2013

Weighted Average Shares Outstanding [Abstract]

Schedule of Weighted Average Number of Shares

A reconciliation of the weighted-average number of common shares outstanding used in the calculation of basic and diluted earnings per share follows:

	Weighted-Average Common Shares Outstanding
	2013	2012	2011
Basic	53,860,308	54,626,453	55,214,586
Dilutive effect of:
Stock options	575,202	478,462	645,280
Restricted stock units	280,488	70,554	19,089
Convertible senior subordinated debt	209,321	—	—
Non-Employee Director Deferred Stock Plan	48,025	48,988	52,927
Diluted	54,973,344	55,224,457	55,931,882