Income Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Weighted Average Number of Common Shares Outstanding

The weighted average number of common shares outstanding is calculated as follows (in thousands):

	Three Months Ended March 31,
	2015		2014
Weighted average shares outstanding - basic		51,123		50,623
Effect of dilutive stock-based compensation		398		573
Effect of convertible notes		—		7,152
Effect of common stock warrants		—		5,725
Weighted average shares outstanding - diluted		51,521		64,073