Employee Benefit and Deferred Compensation Plans (Tables)

6 Months Ended

Jun. 30, 2016

Compensation and Retirement Disclosure [Abstract]

Plan expense for non-contributory benefit pension plan and post-retirement health and life plans

The plan expense for the legacy Renasant defined benefit pension plan (“Pension Benefits - Renasant”), the assumed HeritageBank defined pension plan (“Pension Benefits - HeritageBank”) and post-retirement health and life plans (“Other Benefits”) for the periods presented was as follows:

	Pension Benefits						Pension Benefits
	Renasant						HeritageBank					Other Benefits
	Three Months Ended						Three Months Ended					Three Months Ended
	June 30,						June 30,					June 30,
	2016			2015			2016			2015		2016		2015
Service cost (return)	$	—		$	—		$	—		$	—	$	4	$	4
Interest cost (return)	302			274			69			—		15		15
Expected (return) on plan assets	(467		)	(510		)	(45		)	—		—		—
Prior service cost recognized	—			—			—			—		—		—
Recognized actuarial loss (gain)	102			83			—			—		17		26
Net periodic benefit cost (return)	$	(63	)	$	(153	)	$	24		$	—	$	36	$	45

	Pension Benefits						Pension Benefits
	Renasant						HeritageBank					Other Benefits
	Six Months Ended						Six Months Ended					Six Months Ended
	June 30,						June 30,					June 30,
	2016			2015			2016			2015		2016		2015
Service cost	$	—		$	—		$	—		$	—	$	8	$	8
Interest cost	608			545			138			—		29		30
Expected return on plan assets	(936		)	(1,021		)	(90		)	—		—		—
Prior service cost recognized	—			—			—			—		—		—
Recognized actuarial loss	202			156			—			—		34		46
Net periodic benefit (return) cost	$	(126	)	$	(320	)	$	48		$	—	$	71	$	84

Schedule of other share-based compensation activity

The following table summarizes the changes in stock options as of and for the six months ended June 30, 2016:

	Shares		Weighted Average Exercise Price
Options outstanding at beginning of period	621,444		$	17.88
Granted	—		—
Exercised	(118,160	)	20.59
Forfeited	(642	)	29.67
Options outstanding at end of period	502,642		$	17.23

The following table summarizes the changes in restricted stock as of and for the six months ended June 30, 2016:

	Performance-Based Restricted Stock	Weighted Average Grant-Date Fair Value		Time- Based Restricted Stock		Weighted Average Grant-Date Fair Value
Nonvested at beginning of period	—	$	—	105,438		$	31.04
Awarded	61,700	31.12		52,005		31.74
Vested	—	—		(9,138	)	30.64
Cancelled	—	—		(17,200	)	32.44
Nonvested at end of period	61,700	$	31.12	131,105		$	31.16