Fair Value Measurements and Fair Value of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2012

Fair Value Measurements and Fair Value of Financial Instruments [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

			Fair Value Measurements at Reporting Date Using
Assets Measured at Fair Value on a Recurring Basis	September 30, 2012		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
U.S. Treasury and agency securities	$	20,632	$	20,632	$	—	$	—
Federal agency obligations		28,438		—		28,438		—
Residential mortgage-backed securities		59,499		—		59,499		—
Commercial mortgage-backed securities		10,001		—		10,001		—
Obligations of U.S. states and political subdivisions		96,252		—		96,252		—
Trust preferred securities		16,739		—		16,625		114
Corporate bonds and notes		236,715		—		236,715		—
Collateralized mortgage obligations		1,937		—		—		1,937
Asset-backed securities		19,862		—		19,862		—
Certificates of deposit		3,027		—		3,027		—
Equity securities		456		456		—		—
Other securities		16,047		16,047		—		—
Investment securities available-for-sale	$	509,605	$	37,135	$	470,419	$	2,051

			Fair Value Measurements at Reporting Date Using
Assets Measured at Fair Value on a Recurring Basis	December 31, 2011		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
Federal agency obligations	$	24,969	$	2,004	$	22,965	$	—
Residential mortgage pass-through securities		115,364		—		115,364		—
Obligations of U.S. states and political subdivision		69,173		397		68,776
Trust preferred securities		16,187		—		15,971		216
Corporate bonds and notes		173,117		2,000		171,117		—
Collateralized mortgage obligations		1,899		—		—		1,899
Asset-backed securities		7,653		—		7,653		—
Equity securities		262		262		—		—
Other securities		5,883		5,883		—		—
Securities available-for-sale	$	414,507	$	10,546	$	401,846	$	2,115

Schedule of Changes in Investment Securities Available-for-Sale [Table Text Block]

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2012			2011			2012			2011
	(in thousands)
Balance, beginning of the period	$	1,856		$	2,695		$	2,115		$	2,870
Principal interest deferrals		33			29			101			88
Principal repayments		(102	)		(179	)		(272	)		(631	)
Total net losses included in net income		(32	)		—			(60	)		—
Total net unrealized (losses) gains		296			(149	)		167			69
Balance, end of the period	$	2,051		$	2,396		$	2,051		$	2,396

Schedule of Assets at Fair Value on a Non-recurring Basis

Fair Value Measurements at Reporting Date Using
Assets Measured at Fair Value on a Non-Recurring Basis		September 30, 2012		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
Impaired loans		$	6,106	$	—	$	—	$	6,106

				Fair Value Measurements at Reporting Date Using
Assets Measured at Fair Value on a Non-Recurring Basis		December 31, 2011		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
Impaired loans		$	10,740	$	—	$	—	$	10,740
Other real estate owned			591		—		—		591

Schedule of Fair Value Hierarchy [Table Text Block]

					Fair Value Measurements
	Carrying Amount		Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
September 30, 2012
Financial assets
Cash and due from banks	$	100,106	$	100,106	$	100,106	$	—	$	—
Interest bearing deposits with banks		2,002		2,002		2,002		—		—
Investment securities held-to-maturity		56,503		60,946		—		60,946		—
Restricted investment in bank stocks		8,964		8,964		8,964		—		—
Net loans (including loans held for sale)		860,813		873,548		1,055		—		872,493
Accrued interest receivable		6,428		6,428		—		3,996		2,432
Financial liabilities
Non interest-bearing deposits		192,321		192,321		—		192,321		—
Interest-bearing deposits		1,100,692		1,101,765		—		1,101,765		—
Short-term borrowings		50		50		—		50		—
Long-term borrowings		146,000		164,468		—		164,468		—
Subordinated debentures		5,155		5,088		—		5,088		—
Accrued interest payable		899		899		—		899		—
December 31, 2011
Financial assets
Cash and due from banks	$	111,101	$	111,101	$	111,101	$	—	$	—
Investment securities held-to-maturity		72,233		74,922		—		74,922		—
Restricted investment in bank stocks		9,233		9,233		9,233		—		—
Net loans (including loans held for sale)		746,408		752,252		1,029		—		751,223
Accrued interest receivable		6,219		6,219		—		3,894		2,325
Financial liabilities
Non interest-bearing deposits		167,164		167,164		—		167,164		—
Interest-bearing deposits		954,251		928,777		—		928,777		—
Long-term borrowings		161,000		175,933		—		175,933		—
Subordinated debentures		5,155		5,159		—		5,159		—
Accrued interest payable		992		992		—		992		—