Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2018

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, 2018							Year Ended December 31, 2017 (1)						Year Ended December 31, 2016 (1)
	Topic 606		Not Topic 606 (2)			Total		Topic 606		Not Topic 606 (2)		Total		Topic 606		Not Topic 606 (2)			Total
General Banking Segment
Service charges on deposit    accounts	$	43,699	$	—		$	43,699	$	44,001	$	—	$	44,001	$	45,252	$	—		$	45,252
Bank card and other fees		26,926		1,897			28,823		27,979		250		28,229		27,230		663			27,893
Mortgage banking, net		—		34,674			34,674		—		29,902		29,902		—		28,212			28,212
Wealth management		296		—			296		210		—		210		566		—			566
Other, net		6,826		(196	)		6,630		6,565		7,258		13,823		7,185		(1,739	)		5,446
Security gains (losses), net		—		—			—		—		15		15		—		(310	)		(310	)
Total noninterest income	$	77,747	$	36,375		$	114,122	$	78,755	$	37,425	$	116,180	$	80,233	$	26,826		$	107,059
Wealth Management Segment
Service charges on deposit    accounts	$	3	$	—		$	3	$	2	$	—	$	2	$	1	$	—		$	1
Bank card and other fees		82		—			82		57		—		57		13		—			13
Wealth management		30,042		—			30,042		30,130		—		30,130		29,926		—			29,926
Other, net		4		97			101		1		95		96		83		94			177
Total noninterest income	$	30,131	$	97		$	30,228	$	30,190	$	95	$	30,285	$	30,023	$	94		$	30,117
Insurance Segment
Insurance commissions	$	40,481	$	—		$	40,481	$	38,168	$	—	$	38,168	$	36,764	$	—		$	36,764
Other, net		5		—			5		30		—		30		3		—			3
Total noninterest income	$	40,486	$	—		$	40,486	$	38,198	$	—	$	38,198	$	36,767	$	—		$	36,767
Consolidated
Service charges on deposit    accounts	$	43,702	$	—		$	43,702	$	44,003	$	—	$	44,003	$	45,253	$	—		$	45,253
Bank card and other fees		27,008		1,897			28,905		28,036		250		28,286		27,243		663			27,906
Mortgage banking, net		—		34,674			34,674		—		29,902		29,902		—		28,212			28,212
Insurance commissions		40,481		—			40,481		38,168		—		38,168		36,764		—			36,764
Wealth management		30,338		—			30,338		30,340		—		30,340		30,492		—			30,492
Other, net		6,835		(99	)		6,736		6,596		7,353		13,949		7,271		(1,645	)		5,626
Security gains (losses), net		—		—			—		—		15		15		—		(310	)		(310	)
Total noninterest income	$	148,364	$	36,472		$	184,836	$	147,143	$	37,520	$	184,663	$	147,023	$	26,920		$	173,943

(1) Trustmark elected the modified retrospective approach of adoption; therefore, prior period balances are presented under legacy GAAP and may not be comparable to current year presentation.

(2) 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.