EARNINGS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2018

EARNINGS PER SHARE

Reconciliation of Basic and Diluted Earnings Per Share

	Three Months Ended
	June 30, 2018				June 30, 2017
	Diluted		Basic		Diluted		Basic
Consolidated operations
Income available to common stockholders	$	55,775	$	55,775	$	65,174	$	65,174
Average equivalent shares
Shares of common stock		62,402		62,402		62,631		62,631
Effect of dilutive stock based compensation
Stock options		2,358		—		2,144		—
Restricted stock		90		—		53		—
Total average equivalent shares		64,850		62,402		64,828		62,631
Net income per share	$	0.86	$	0.89	$	1.01	$	1.04

	Six Months Ended
	June 30, 2018				June 30, 2017
	Diluted		Basic		Diluted		Basic
Consolidated operations
Income available to common stockholders	$	115,075	$	115,075	$	116,994	$	116,994
Average equivalent shares
Shares of common stock		62,266		62,266		62,494		62,494
Effect of dilutive stock-based compensation
Stock options		2,293		—		1,973		—
Restricted stock		81		—		52		—
Total average equivalent shares		64,640		62,266		64,519		62,494
Net income per share	$	1.78	$	1.85	$	1.81	$	1.87