Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2015

Share-based Compensation [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

The following table summarizes the changes to Peoples' stock options for the three months ended March 31, 2015:

	Number of Common Shares Subject to Options	Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Life	Aggregate Intrinsic Value
Outstanding at January 1	38,577	$	28.09
Expired	8,482	27.38
Outstanding at March 31	30,095	$	28.29	0.8 years	$	—
Exercisable at March 31	30,095	$	28.29	0.8 years	$	—

Schedule of Stock Options Outstanding & Exercisable by Exercise Price Range

The following table summarizes Peoples’ SARs outstanding at March 31, 2015:

Exercise Price	Number of Common Shares Subject to SARs Outstanding & Exercisable	Weighted- Average Remaining Contractual Life
$23.26	2,000	2.3 years
$23.77	10,582	2.7 years
$29.25	8,710	1.8 years
Total	21,292	2.3 years

The following table summarizes Peoples’ stock options outstanding at March 31, 2015:

			Options Outstanding & Exercisable
Range of Exercise Prices			Common Shares Subject to Options Outstanding & Exercisable	Weighted-Average Remaining Contractual Life	Weighted-Average Exercise Price
$26.01	to	$27.74	5,198	0.0 years	$	26.01
$28.25	to	$28.26	13,697	0.9 years	28.25
$28.57	to	$30.00	11,200	1.1 years	29.40
Total			30,095	0.8 years	$	28.29

Schedule of Stock Appreciation Rights Outstanding & Exercisable by Exercise Price

The following table summarizes the changes to Peoples' SARs for the three months ended March 31, 2015:

	Number of Common Shares Subject to SARs	Weighted- Average Exercise Price		Weighted-Average Remaining Contractual Life	Aggregate Intrinsic  Value
Outstanding at January 1	21,292	$	25.96
Outstanding at March 31	21,292	$	25.96	2.3 years	$	1,000
Exercisable at March 31	21,292	$	25.96	2.3 years	$	1,000

Schedule of Restricted Shares Activity

The following table summarizes the changes to Peoples’ restricted common shares for the three months ended March 31, 2015:

	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	47,591	$	19.48	125,079	$	21.73
Awarded	—	—		107,961	23.63
Released	23,712	15.70		49,058	21.74
Forfeited	500	15.64		425	21.79
Outstanding at March 31	23,379	$	23.39	183,557	$	22.84

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:

	Three Months Ended
	March 31,
(Dollars in thousands)	2015			2014
Total stock-based compensation	$	565		$	490
Recognized tax benefit	(198		)	(172		)
Net expense recognized	$	367		$	318