Earnings Per Common Share (Tables)

6 Months Ended

Jun. 30, 2023

Earnings Per Share [Abstract]

Calculations for basic and diluted earnings per common share

Presented below are the calculations for basic and diluted earnings per common share:

	Three Months Ended Jun 30,				Six Months Ended Jun 30,
($ in thousands, except per share data)	2023		2022		2023		2022
Net income	$	87,154	$	86,824	$	190,514	$	161,086
Preferred stock dividends	(2,875)		(2,875)		(5,750)		(5,750)
Net income available to common equity	$	84,279	$	83,949	$	184,764	$	155,336
Common shareholder dividends	(31,802)		(30,126)		(63,611)		(60,499)
Unvested share-based payment awards	(194)		(205)		(398)		(415)
Undistributed earnings	$	52,283	$	53,618	$	120,755	$	94,422
Undistributed earnings allocated to common shareholders	$	51,965	$	53,257	$	120,047	$	93,807
Undistributed earnings allocated to unvested share-based payment awards	318		361		708		615
Undistributed earnings	$	52,283	$	53,618	$	120,755	$	94,422
Basic
Distributed earnings to common shareholders	$	31,802	$	30,126	$	63,611	$	60,499
Undistributed earnings allocated to common shareholders	51,965		53,257		120,047		93,807
Total common shareholders earnings, basic	$	83,768	$	83,383	$	183,658	$	154,306
Diluted
Distributed earnings to common shareholders	$	31,802	$	30,126	$	63,611	$	60,499
Undistributed earnings allocated to common shareholders	51,965		53,257		120,047		93,807
Total common shareholders earnings, diluted	$	83,768	$	83,383	$	183,658	$	154,306
Weighted average common shares outstanding	149,986		149,083		149,875		148,933
Effect of dilutive common stock awards	884		1,121		1,027		1,332
Diluted weighted average common shares outstanding	150,870		150,203		150,903		150,265
Basic earnings per common share	$	0.56	$	0.56	$	1.23	$	1.04
Diluted earnings per common share	$	0.56	$	0.56	$	1.22	$	1.03