Income Per Share (Tables)

3 Months Ended

Mar. 31, 2019

Income Per Share

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,
	2019	2018
Weighted average shares outstanding - basic	51,349	51,214
Effect of dilutive stock-based compensation	215	259
Effect of dilutive put rights	385	—
Weighted average shares outstanding - diluted	51,949	51,473