Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Stock Appreciation Rights Outstanding & Exercisable by Exercise Price

The following table summarizes the changes to Peoples' SARs for the nine months ended September 30, 2018:

	Number of Common Shares Subject to SARs	Weighted- Average Exercise Price		Weighted-Average Remaining Contractual Life	Aggregate Intrinsic  Value
Outstanding at January 1	314	$	23.77
Exercised	314	23.77
Outstanding at September 30	—	$	—	—	$	—
Exercisable at September 30	—	$	—	—	$	—

Schedule of Restricted Shares Activity

The following table summarizes the changes to Peoples’ restricted common shares for the nine months ended September 30, 2018:

	Time-Based Vesting			Performance-Based Vesting
	Number of Common Shares	Weighted-Average Grant Date Fair Value		Number of Common Shares	Weighted-Average Grant Date Fair Value
Outstanding at January 1	33,082	$	22.85	176,218	$	25.50
Awarded	18,729	36.70		84,876	35.43
Released	7,000	24.49		83,311	23.62
Forfeited	—	—		1,961	34.39
Outstanding at September 30	44,811	$	28.38	175,822	$	31.09

Summary of Stock-Based Compensation and Related Tax Benefit

The following table summarizes the amount of stock-based compensation expense and related tax benefit recognized for each period:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
(Dollars in thousands)	2018			2017			2018			2017
Total stock-based compensation expense	$	564		$	351		$	2,174		$	1,362
Recognized tax benefit	(119		)	(123		)	(457		)	(477		)
Net expense recognized	$	445		$	228		$	1,717		$	885