EARNINGS PER COMMON SHARE (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

BASIC AND DILUTED EARNINGS PER COMMON SHARE

The following table presents a comparison of basic and diluted earnings per common share:

	Three months ended June 30,				Six months ended June 30,
	2018		2017		2018		2017
Basic earnings per common share
Net income	$	103,514	$	95,686	$	176,719	$	115,542
Less: preferred share dividends	10,656		10,656		21,313		25,497
Net income available to common shareholders	92,858		85,030		155,406		90,045
Weighted average common shares outstanding - basic	83,539		84,141		83,431		85,076
Basic earnings per common share	$	1.11	$	1.01	$	1.86	$	1.06
Diluted earnings per common share
Net income available to common shareholders	$	92,858	$	85,030	$	155,406	$	90,045
Weighted average common shares outstanding - basic	83,539		84,141		83,431		85,076
Share-based compensation plans	445		370		422		571
Weighted average common shares outstanding - diluted	83,984		84,511		83,853		85,647
Diluted earnings per common share	$	1.11	$	1.01	$	1.85	$	1.05
Weighted average anti-dilutive shares excluded from the dilutive computation	158		16		484		284