Earnings per Share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Computation of Earnings Per Share

Earnings per share have been computed based on the following:

	Years ended December 31,
	2015		2014		2013
Net income (in thousands)	$	43,818	$	26,108	$	27,399
(number of shares in thousands)
Average number of common shares outstanding		22,750		17,716		16,045
Effect of dilutive stock options		248		207		152
Average number of common shares outstanding used to calculate diluted earnings per share		22,998		17,923		16,197