EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2020

Earnings Per Share [Abstract]

Earnings per share on a basic and diluted basis

Earnings per share on a basic and diluted basis are calculated as follows (in thousands, except per share amounts):

	Years Ended December 31,
	2020		2019		2018
Basic and Diluted Earnings:
Net income	$	82,153	$	74,554	$	74,138
Basic weighted-average shares outstanding	33,201		33,747		34,951
Add: Stock awards	80		148		165
Diluted weighted-average shares outstanding	33,281		33,895		35,116
Basic earnings per share:
Net income	$	2.47	$	2.21	$	2.12
Diluted earnings per share:
Net income	$	2.47	$	2.20	$	2.11