Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2022

Revenue from Contract with Customer [Abstract]

Summary of Noninterest Income Disaggregated by Reportable Operating Segment and Revenue Stream

The following table presents noninterest income disaggregated by reportable operating segment and revenue stream for the periods presented ($ in thousands):

	Year Ended December 31, 2022						Year Ended December 31, 2021							Year Ended December 31, 2020
	Topic 606		Not Topic 606 (1)		Total		Topic 606		Not Topic 606 (1)			Total		Topic 606		Not Topic 606 (1)		Total
General Banking    Segment
Service charges on    deposit accounts	$	42,073	$	—	$	42,073	$	33,169	$	—		$	33,169	$	32,213	$	—	$	32,213
Bank card and other fees		31,474		4,584		36,058		30,897		3,727			34,624		27,398		3,594		30,992
Mortgage banking, net		—		28,306		28,306		—		63,750			63,750		—		125,822		125,822
Wealth management		639		—		639		48		—			48		254		—		254
Other, net		8,469		805		9,274		6,621		(338	)		6,283		7,432		978		8,410
Total noninterest    income	$	82,655	$	33,695	$	116,350	$	70,735	$	67,139		$	137,874	$	67,297	$	130,394	$	197,691
Wealth Management    Segment
Service charges on    deposit accounts	$	84	$	—	$	84	$	77	$	—		$	77	$	76	$	—	$	76
Bank card and other fees		47		—		47		38		—			38		30		—		30
Wealth management		34,374		—		34,374		35,142		—			35,142		31,371		—		31,371
Other, net		528		39		567		130		33			163		107		50		157
Total noninterest    income	$	35,033	$	39	$	35,072	$	35,387	$	33		$	35,420	$	31,584	$	50	$	31,634
Insurance Segment
Insurance commissions	$	53,721	$	—	$	53,721	$	48,511	$	—		$	48,511	$	45,176	$	—	$	45,176
Other, net		1		—		1		105		—			105		92		—		92
Total noninterest    income	$	53,722	$	—	$	53,722	$	48,616	$	—		$	48,616	$	45,268	$	—	$	45,268
Consolidated
Service charges on    deposit accounts	$	42,157	$	—	$	42,157	$	33,246	$	—		$	33,246	$	32,289	$	—	$	32,289
Bank card and other fees		31,521		4,584		36,105		30,935		3,727			34,662		27,428		3,594		31,022
Mortgage banking, net		—		28,306		28,306		—		63,750			63,750		—		125,822		125,822
Insurance commissions		53,721		—		53,721		48,511		—			48,511		45,176		—		45,176
Wealth management		35,013		—		35,013		35,190		—			35,190		31,625		—		31,625
Other, net		8,998		844		9,842		6,856		(305	)		6,551		7,631		1,028		8,659
Total noninterest    income	$	171,410	$	33,734	$	205,144	$	154,738	$	67,172		$	221,910	$	144,149	$	130,444	$	274,593

(1)Noninterest income not in scope for FASB ASC Topic 606 includes customer derivatives revenue and miscellaneous credit card income within bank card and other fees; mortgage banking, net; amortization of tax credits, accretion of the FDIC indemnification asset, cash surrender value on various life insurance policies, earnings on Trustmark’s non-qualified deferred compensation plans, other partnership investments and rental income within other, net; and securities gains (losses), net.