CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - $ / shares	Mar. 31, 2016	Dec. 31, 2015
Statement of Financial Position [Abstract]
Preferred stock, par value (in USD per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0
Common stock, par value (in USD per share)	$ 0.05	$ 0.05
Common stock, shares authorized	105,000,000	105,000,000
Common stock, shares issued	64,461,009	63,918,220
Treasury stock, shares	1,850,333	1,828,586