Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2016

Stockholders' Equity Attributable to Parent [Abstract]

Schedule of Preferred, Common and Treasury Stock

The following table details the activity in Peoples’ common stock and treasury stock during the years ended December 31:

	Common Stock		Treasury Stock
Shares at December 31, 2013	11,352,036		600,794
Changes related to stock-based compensation awards:
Grant of restricted common shares	101,926		—
Release of restricted common shares	—		18,031
Cancellation of restricted common shares	(6,062	)	—
Exercise of stock options for common shares	—		(2,792	)
Reissuance of treasury stock of common stock awards	—		(12,030	)
Grant of common shares	100		—
Changes related to deferred compensation plan for Boards of Directors:
Purchase of treasury stock	—		4,236
Reissuance of treasury stock			(9,390	)
Common shares issued under dividend reinvestment plan	17,230		—
Common shares issued under compensation plan for Board of Directors	—		(8,603	)
Issuance of common shares related to acquisitions:
Midwest Bancshares, Inc.	256,282		—
Ohio Heritage Bancorp, Inc.	1,364,735		—
North Akron Savings Bank	665,570		—
Common shares issued to institutional investors in private placement	1,847,826		—
Shares at December 31, 2014	15,599,643		590,246
Changes related to stock-based compensation awards:
Grant of restricted common shares	131,011		—
Release of restricted common shares	—		25,205
Cancellation of restricted common shares	(28,219	)	—
Grant of common shares	2,810		(100	)
Changes related to deferred compensation plan for Boards of Directors:
Purchase of treasury stock	—		7,654
Reissuance of treasury stock	—		(9,642	)
Common shares issued under dividend reinvestment plan	18,257		—
Common shares issued under compensation plan for Board of Directors	—		(10,231	)
Common shares issued under employee stock purchase plan	—		(16,446	)
Issuance of common shares related to acquisition of NB&T Financial Group, Inc.	3,207,698		—
Shares at December 31, 2015	18,931,200		586,686

Schedule of Accumulated Other Comprehensive (Loss) Income

The following details the change in the components of Peoples’ accumulated other comprehensive (loss) income for the years ended December 31:

(Dollars in thousands)	Unrealized (Loss) Gain on Securities			Unrecognized Net Pension and Postretirement Costs			Unrealized Gain on Cash Flow Hedge		Accumulated Other Comprehensive (Loss) Income
Balance, December 31, 2013	$	(9,761	)	$	(3,483	)	$	—	$	(13,244	)
Reclassification adjustments to net income:
Realized gain on sale of securities, net of tax	(259		)	—			—		(259		)
Realized loss due to settlement and curtailment, net of tax	—			910			—		910
Other comprehensive income (loss), net of reclassifications and tax	12,562			(1,270		)	—		11,292
Balance, December 31, 2014	$	2,542		$	(3,483	)	$	—	$	(1,301	)
Reclassification adjustments to net income:
Realized gain on sale of securities, net of tax	(474		)	—			—		(474		)
Realized loss due to settlement and curtailment, net of tax	—			298			—		298
Other comprehensive income, net of reclassifications and tax	801			317			—		1,118
Balance, December 31, 2015	$	2,869		$	(3,228	)	$	—	$	(359	)
Reclassification adjustments to net income:
Realized gain on sale of securities, net of tax	(604		)				—		(604		)
Other comprehensive (loss) income, net of reclassifications and tax	(1,684		)	(93		)	1,186		(1,777		)
Balance, December 31, 2016	$	581		$	(3,321	)	$	1,186	$	(1,554	)