EARNINGS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Schedule of computation of basic and diluted earnings per share

The following table sets forth the computation of basic and diluted earnings per share:

	Three months ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Numerator:
Net income	$	26,996	$	85,452	$	82,558	$	156,932
Denominator (shares in 000's):
Basic weighted average shares outstanding	59,354		62,305		59,769		62,733
Effect of dilutive securities - Stock options and awards	477		665		531		686
Diluted weighted average shares outstanding	59,831		62,970		60,300		63,419
Basic earnings per share	$	0.45	$	1.37	$	1.38	$	2.50
Diluted earnings per share	$	0.45	$	1.36	$	1.37	$	2.47