Income Per Share (Tables)

3 Months Ended

Mar. 31, 2016

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,
	2016		2015
Weighted average shares outstanding - basic		51,046		51,123
Effect of dilutive stock-based compensation		352		398
Weighted average shares outstanding - diluted		51,398		51,521