Stock and Incentive Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2014

Stock and Incentive Compensation Plans [Abstract]

Summary of stock and incentive plans' vesting periods and contractual terms [Table Text Block]

The following table summarizes the stock and incentive plans’ vesting periods and contractual terms in years:

	Vesting		Contractual
	Period		Term
Stock option awards - 1997 plan		4		10
Stock option awards - 2005 plan		5		7
Performance awards (includes achievement shares for grants after 2013)		3		-
Achievement shares from performance grants prior to 2013		3		-
Time-vested awards		3		-

Stock option activity

The following table summarizes Trustmark’s stock option activity for the years ended December 31, 2014, 2013 and 2012:

	2014					2013					2012
Options	Shares			Average Option Price		Shares			Average Option Price		Shares			Average Option Price
Outstanding, beginning of year		105,450		$	27.43		699,600		$	27.58		1,205,100		$	27.31
Exercised		-			-		(187,300	)		26.96		(11,125	)		24.09
Expired		(105,450	)		27.43		(406,850	)		27.90		(494,375	)		27.01
Outstanding, end of year		-			-		105,450		$	27.43		699,600		$	27.58
Exercisable, end of year		-			-		105,450		$	27.43		699,600		$	27.58

Restricted stock grants

The following table summarizes Trustmark’s performance award activity for the years ended December 31, 2014, 2013 and 2012:

	2014					2013					2012
	Shares			Weighted- Average Grant-Date Fair Value		Shares			Weighted- Average Grant-Date Fair Value		Shares			Weighted- Average Grant-Date Fair Value
Nonvested shares, beginning of year		160,520		$	25.20		159,583		$	24.26		179,421		$	20.30
Granted		73,726			25.58		62,119			23.65		55,295			25.66
Released from restriction		(38,580	)		25.40		(54,784	)		24.15		(72,632	)		21.38
Forfeited		(14,471	)		24.86		(6,398	)		25.42		(2,501	)		24.70
Nonvested shares, end of year		181,195		$	24.98		160,520		$	25.20		159,583		$	24.26

The following table summarizes Trustmark’s time-vested award activity for the years ended December 31, 2014, 2013 and 2012:

	2014					2013					2012
	Shares			Weighted- Average Grant-Date Fair Value		Shares			Weighted Average Grant-Date Fair Value		Shares			Weighted Average Grant-Date Fair Value
Nonvested shares, beginning of year		291,634		$	24.48		317,573		$	23.28		334,356		$	21.04
Granted		105,690			24.91		112,964			24.47		141,616			24.66
Released from restriction		(124,869	)		24.74		(122,727	)		24.40		(151,331	)		23.14
Forfeited		(8,550	)		24.77		(16,176	)		25.14		(7,068	)		24.14
Nonvested shares, end of year		263,905		$	24.66		291,634		$	24.48		317,573		$	23.28

Compensation expense for all stock and incentive plans

The following table presents information regarding compensation expense for all stock and incentive plans for the periods presented ($ in thousands):

	Recognized Compensation Expense for Years Ended December 31,						Unrecognized Compensation		Weighted Average Life of Unrecognized Compensation
	2014		2013		2012		Expense		Expense
Performance awards	$	1,065	$	825	$	868	$	1,197		1.73
Time-vested awards		3,087		2,774		3,105		3,619		1.76
Total	$	4,152	$	3,599	$	3,973	$	4,816