Operating Segments (Tables)

9 Months Ended

Sep. 30, 2023

Segment Reporting [Abstract]

Summary of Operating Results by Segment

Summarized operating results by segment were as follows:

	Banking		Frost  Wealth Advisors		Non-Banks		Consolidated
Three months ended:
September 30, 2023
Net interest income (expense)	$	386,832	$	2,018	$	(3,424)	$	385,426
Credit loss expense	11,185		—		—		11,185
Non-interest income	62,518		43,903		(423)		105,998
Non-interest expense	254,747		37,304		1,205		293,256
Income (loss) before income taxes	183,418		8,617		(5,052)		186,983
Income tax expense (benefit)	31,021		1,809		(1,498)		31,332
Net income (loss)	152,397		6,808		(3,554)		155,651
Preferred stock dividends	—		—		1,668		1,668
Net income (loss) available to common shareholders	$	152,397	$	6,808	$	(5,222)	$	153,983
Revenues from (expenses to) external customers	$	449,350	$	45,921	$	(3,847)	$	491,424
September 30, 2022
Net interest income (expense)	$	356,513	$	1,357	$	(2,323)	$	355,547
Credit loss expense (benefit)	—		—		—		—
Non-interest income	55,994		44,263		(436)		99,821
Non-interest expense	223,192		33,531		1,175		257,898
Income (loss) before income taxes	189,315		12,089		(3,934)		197,470
Income tax expense (benefit)	26,520		2,539		(1,349)		27,710
Net income (loss)	162,795		9,550		(2,585)		169,760
Preferred stock dividends	—		—		1,668		1,668
Net income (loss) available to common shareholders	$	162,795	$	9,550	$	(4,253)	$	168,092
Revenues from (expenses to) external customers	$	412,507	$	45,620	$	(2,759)	$	455,368

	Banking		Frost  Wealth Advisors		Non-Banks		Consolidated
Nine months ended:
September 30, 2023
Net interest income (expense)	$	1,172,689	$	5,762	$	(7,939)	$	1,170,512
Credit loss expense (benefit)	30,190		—		—		30,190
Non-interest income	183,969		132,088		(1,266)		314,791
Non-interest expense	751,539		106,811		5,090		863,440
Income (loss) before income taxes	574,929		31,039		(14,295)		591,673
Income tax expense (benefit)	93,775		6,518		(4,042)		96,251
Net income (loss)	481,154		24,521		(10,253)		495,422
Preferred stock dividends	—		—		5,006		5,006
Net income (loss) available to common shareholders	$	481,154	$	24,521	$	(15,259)	$	490,416
Revenues from (expenses to) external customers	$	1,356,658	$	137,850	$	(9,205)	$	1,485,303
September 30, 2022
Net interest income (expense)	$	895,818	$	3,015	$	(6,007)	$	892,826
Credit loss expense	—		—		—		—
Non-interest income	170,097		130,546		(1,505)		299,138
Non-interest expense	640,774		97,599		4,604		742,977
Income (loss) before income taxes	425,141		35,962		(12,116)		448,987
Income tax expense (benefit)	57,355		7,552		(3,896)		61,011
Net income (loss)	367,786		28,410		(8,220)		387,976
Preferred stock dividends	—		—		5,006		5,006
Net income (loss) available to common shareholders	$	367,786	$	28,410	$	(13,226)	$	382,970
Revenues from (expenses to) external customers	$	1,065,915	$	133,561	$	(7,512)	$	1,191,964