Stock and Incentive Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2016

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Restricted Stock Grants

The following table summarizes Trustmark’s performance award activity for the periods presented:

	Years Ended December 31,
	2016					2015					2014
				Weighted-					Weighted-					Weighted-
				Average					Average					Average
				Grant-Date					Grant-Date					Grant-Date
	Shares			Fair Value		Shares			Fair Value		Shares			Fair Value
Nonvested shares, beginning of year		212,309		$	24.14		181,195		$	24.98		160,520		$	25.20
Granted		99,116			20.18		84,899			22.71		73,726			25.58
Released from restriction		(40,888	)		32.84		(47,360	)		24.97		(38,580	)		25.40
Forfeited		(33,401	)		30.01		(6,425	)		24.97		(14,471	)		24.86
Nonvested shares, end of year		237,136		$	26.27		212,309		$	24.14		181,195		$	24.98

The following table summarizes Trustmark’s time-vested award activity for the periods presented:

	Years Ended December 31,
	2016					2015					2014
				Weighted-					Weighted-					Weighted-
				Average					Average					Average
				Grant-Date					Grant-Date					Grant-Date
	Shares			Fair Value		Shares			Fair Value		Shares			Fair Value
Nonvested shares, beginning of year		306,657		$	24.56		263,905		$	24.66		291,634		$	24.48
Granted		139,791			20.66		121,314			23.61		105,690			24.91
Released from restriction		(108,241	)		23.74		(67,087	)		24.31		(124,869	)		24.74
Forfeited		(16,151	)		22.24		(11,475	)		24.22		(8,550	)		24.77
Nonvested shares, end of year		322,056		$	22.65		306,657		$	24.56		263,905		$	24.66

Compensation Expense for Stock and Incentive Plans

The following table presents information regarding compensation expense for awards under the Plan for the periods presented ($ in thousands):

									Weighted
									Average Life
	Recognized Compensation Expense						Unrecognized		ofUnrecognized
	for Years Ended December 31,						Compensation		Compensation
	2016		2015		2014		Expense		Expense
Performance awards	$	1,171	$	1,201	$	1,065	$	1,813		1.69
Time-vested awards		2,513		2,467		3,087		2,571		1.74
Total	$	3,684	$	3,668	$	4,152	$	4,384