Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Interest Income
Interest and fees on LHFS & LHFI		$ 106,345	$ 106,795
Interest and fees on acquired loans	[1]		1,916
Interest on securities:
Taxable		12,948	14,665
Tax exempt		361	510
Interest on federal funds sold and securities purchased under reverse repurchase agreements			2
Other interest income		740	1,603
Total Interest Income		120,394	125,491
Interest Expense
Interest on deposits		14,957	19,570
Interest on federal funds purchased and securities sold under repurchase agreements		625	288
Other interest expense		860	825
Total Interest Expense		16,442	20,683
Net Interest Income		103,952	104,808
Provision for credit losses (PCL)	[1]	20,581	1,611
Provision for loan losses, acquired loans	[1]		78
Net Interest Income After PCL		83,371	103,119
Noninterest Income
Service charges on deposit accounts		10,032	10,265
Bank card and other fees		5,355	7,191
Mortgage banking, net		27,483	3,442
Insurance commissions		11,550	10,871
Wealth management		8,537	7,483
Other, net		2,307	2,239
Total Noninterest Income		65,264	41,491
Noninterest Expense
Salaries and employee benefits		69,148	60,954
Services and fees		19,930	16,968
Net occupancy - premises		6,286	6,454
Equipment expense		5,616	5,924
Other real estate expense, net		1,294	1,752
Credit loss expense related to off-balance sheet credit exposures	[1]	6,783
Other expense		14,753	13,969
Total Noninterest Expense		123,810	106,021
Income Before Income Taxes		24,825	38,589
Income taxes		2,607	5,250
Net Income		$ 22,218	$ 33,339
Earnings Per Share
Basic		$ 0.35	$ 0.51
Diluted		$ 0.35	$ 0.51

[1] Effective January 1, 2020, Trustmark adopted FASB ASU 2016-13 using the modified retrospective approach.  Therefore, prior period balances are presented under legacy GAAP and may not be comparable to current period presentation.