Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2016

Fair Value Disclosures [Abstract]

Assets measured on recurring basis

Assets measured at fair value on a recurring basis comprised the following at December 31:  

			Fair Value Measurements at Reporting Date Using
(Dollars in thousands)			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable  Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	Fair Value
2016
Obligations of:
U.S. government sponsored agencies	$	1,000	$	—	$	1,000	$	—
States and political subdivisions	117,230		—		117,230		—
Residential mortgage-backed securities	626,567		—		626,567		—
Commercial mortgage-backed securities	19,291		—		19,291		—
Bank-issued trust preferred securities	4,899		—		4,899		—
Equity securities	8,953		8,734		219		—
Total available-for-sale securities	$	777,940	$	8,734	$	769,206	$	—
2015
Obligations of:
U.S. government sponsored agencies	$	2,966	$	—	$	2,966	$	—
States and political subdivisions	114,726		—		114,726		—
Residential mortgage-backed securities	632,293		—		632,293		—
Commercial mortgage-backed securities	23,845		—		23,845		—
Bank-issued trust preferred securities	4,635		—		4,635		—
Equity securities	6,236		6,024		212		—
Total available-for-sale securities	$	784,701	$	6,024	$	778,677	$	—

Held-to-maturity securities reported at fair value comprised the following at December 31:

			Fair Value at Reporting Date Using
(Dollars in thousands)			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable  Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	Fair Value
2016
Obligations of:
States and political subdivisions	$	4,041	$	—	$	4,041	$	—
Residential mortgage-backed securities	33,762		—		33,762		—
Commercial mortgage-backed securities	5,424		—		5,424		—
Total held-to-maturity securities	$	43,227	$	—	$	43,227	$	—
2015
Obligations of:
States and political subdivisions	$	4,221	$	—	$	4,221	$	—
Residential mortgage-backed securities	35,196		—		35,196		—
Commercial mortgage-backed securities	6,436		—		6,436		—
Total held-to-maturity securities	$	45,853	$	—	$	45,853	$	—

Fair Values of Financial Assets and Liabilities on Balance Sheets

The following table presents the fair values of financial assets and liabilities carried on Peoples’ Consolidated Balance Sheets, including those financial assets and financial liabilities that are not measured and reported at fair value on a recurring basis or non-recurring basis at December 31:

	2016				2015
(Dollars in thousands)	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Financial assets:
Cash and cash equivalents	$	66,146	$	66,146	$	71,115	$	71,115
Investment securities	859,455		859,538		868,830		868,955
Loans (1)	2,210,529		2,152,544		2,057,614		2,018,482
Financial liabilities:
Deposits	$	2,509,722	$	2,512,647	$	2,535,944	$	2,540,131
Short-term borrowings	305,607		305,607		160,386		160,386
Long-term borrowings	145,155		145,106		113,670		117,299
Cash flow hedges (2)	1,779		1,779		—		—