Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

Share-based Compensation [Abstract]

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

The following summarizes the changes to Peoples' outstanding stock options for the year ended December 31, 2016:

	Number of Common Shares Subject to Options	Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Life	Aggregate Intrinsic Value
Outstanding at January 1	20,310	$	28.83
Expired	20,310	28.84
Outstanding at December 31	—	$	—	—	$	—
Exercisable at December 31	—	$	—	—	$	—

Schedule of Stock Options Outstanding & Exercisable by Exercise Price Range

The following table summarizes Peoples’ SARs outstanding at December 31, 2016:

Exercise Price	Number of Common Shares Subject to SARs Outstanding & Exercisable	Weighted- Average Remaining Contractual Life
$23.77	803	1.1 years
$29.25	1,535	0.1 years
Total	2,338	0.5 years

Schedule of Stock Appreciation Rights Outstanding & Exercisable by Exercise Price

The following summarizes the changes to Peoples' outstanding SARs for the year ended December 31, 2016:

	Number of Common Shares Subject to SARs	Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life	Aggregate Intrinsic  Value
Outstanding at January 1	17,748	$	25.86
Exercised	9,902	25.03
Forfeited	5,508	26.72
Outstanding at December 31	2,338	$	27.37	0.5 years	$	11.905
Exercisable at December 31	2,338	$	27.37	0.5 years	$	11.905

Schedule of Restricted Shares Activity

The following summarizes the changes to Peoples’ outstanding restricted common shares for the year ended December 31, 2016:

	Time Vesting			Performance 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	30,734	$	21.76	158,763	$	22.86
Awarded	20,500	21.88		35,500	17.86
Released	8,918	21.63		41,028	21.74
Forfeited	2,000	21.92		10,820	22.72
Outstanding at December 31	40,316	$	21.85	142,415	$	21.95

Summary of Stock-Based Compensation and Related Tax Benefit

The following summarizes the amount of stock-based compensation expense and related tax benefit recognized at December 31:

(Dollars in thousands)	2016			2015			2014
Total stock-based compensation	$	1,332		$	1,843		$	2,111
Recognized tax benefit	(466		)	(645		)	(739		)
Net expense recognized	$	866		$	1,198		$	1,372