Operating Segments (Tables)

12 Months Ended

Dec. 31, 2013

Segment Reporting [Abstract]

Summary of Operating Results by Segment

Financial results by operating segment are detailed below. Certain prior period amounts have been reclassified to conform to the current presentation.

	Banking		Frost Wealth Advisors			Non-Banks			Consolidated
2013
Net interest income (expense)	$	621,333	$	6,586		$	(7,364	)	$	620,555
Provision for loan losses	20,585		(3		)	—			20,582
Non-interest income	190,767		107,759			4,292			302,818
Non-interest expense	513,909		90,132			7,869			611,910
Income (loss) before income taxes	277,606		24,216			(10,941		)	290,881
Income tax expense (benefit)	50,823		8,563			(6,371		)	53,015
Net income (loss)	226,783		15,653			(4,570		)	237,866
Preferred stock dividends	—		—			6,719			6,719
Net income (loss) available to common shareholders	$	226,783	$	15,653		$	(11,289	)	$	231,147
Revenues from (expenses to) external customers	$	812,100	$	114,345		$	(3,072	)	$	923,373
Average assets (in millions)(1)	$	22,709	$	31		$	12		$	22,752
2012
Net interest income (expense)	$	605,330	$	8,013		$	(8,482	)	$	604,861
Provision for loan losses	10,078		2			—			10,080
Non-interest income	188,440		96,577			3,770			288,787
Non-interest expense	485,302		82,744			7,047			575,093
Income (loss) before income taxes	298,390		21,844			(11,759		)	308,475
Income tax expense (benefit)	69,078		7,646			(6,201		)	70,523
Net income (loss)	$	229,312	$	14,198		$	(5,558	)	$	237,952
Revenues from (expenses to) external customers	$	793,770	$	104,590		$	(4,712	)	$	893,648
Average assets (in millions)(1)	$	20,783	$	29		$	15		$	20,827
2011
Net interest income (expense)	$	588,092	$	6,323		$	(12,639	)	$	581,776
Provision for loan losses	27,449		(4		)	—			27,445
Non-interest income	196,226		91,710			2,066			290,002
Non-interest expense	469,152		84,114			4,832			558,098
Income (loss) before income taxes	287,717		13,923			(15,405		)	286,235
Income tax expense (benefit)	71,298		4,873			(7,471		)	68,700
Net income (loss)	$	216,419	$	9,050		$	(7,934	)	$	217,535
Revenues from (expenses to) external customers	$	784,318	$	98,033		$	(10,573	)	$	871,778
Average assets (in millions)(1)	$	18,530	$	26		$	13		$	18,569

(1) Frost Wealth Advisors excludes off balance sheet managed and custody assets with a total fair value of $28.4 billion, $26.2 billion, and $25.2 billion at December 31, 2013, 2012 and 2011.