Fair Value (Tables)

9 Months Ended

Sep. 30, 2012

Fair Value [Abstract]

Assets and Liabilities Reported on the Consolidated Statements of Financial Condition at their Fair Value on a Recurring Basis

	As of September 30, 2012
(Dollar amounts in thousands)	Quoted Prices in Active Markets for Identical Assets or Liabilities (Level I)		Significant Other Observable Inputs (Level II)		Significant Unobservable Inputs (Level III)		Total
Assets:
Securities available for sale
Trust preferred securities	$	—	$	1,837	$	35,822	$	37,659
Municipal securities		—		192,636		—		192,636
Equity securities		1,935		—		—		1,935
Corporate bonds		—		212,083		—		212,083
Mortgage backed securities
U.S. sponsored entities		—		685,334		—		685,334
Private label		—		6,968		—		6,968
Subtotal mortgage-backed securities		—		692,302		—		692,302
Total securities available for sale	$	1,935	$	1,098,858	$	35,822	$	1,136,615
Other Assets
Interest rate caps	$	—	$	102	$	—	$	102
Total other assets	$	—	$	102	$	—	$	102
Liabilities
Other Liabilities
Interest rate swaps	$	—	$	6,075	$	—	$	6,075
Total other liabilities	$	—	$	6,075	$	—	$	6,075

As of December 31, 2011
(Dollar amounts in thousands)	Quoted Prices in Active Markets for Identical Assets or Liabilities (Level I)		Significant Other Observable Inputs (Level II)		Significant Unobservable Inputs (Level III)		Total
Assets:
Securities available for sale
Trust preferred securities	$	—	$	1,755	$	35,789	$	37,544
Municipal securities		—		184,485		—		184,485
Equity securities		2,103		—		—		2,103
Corporate bonds		—		164,779		—		164,779
Mortgage backed securities
U.S. sponsored entities		—		732,302		—		732,302
Private label		—		8,903		—		8,903
Subtotal mortgage-backed securities		—		741,205		—		741,205
Total securities available for sale	$	2,103	$	1,092,224	$	35,789	$	1,130,116
Other Assets
Interest rate caps	$	—	$	532	$	—	$	532
Total other assets	$	—	$	532	$	—	$	532
Liabilities:
Other Liabilities
Interest rate swaps	$	—	$	5,532	$	—	$	5,532
Total other liabilities	$	—	$	5,532	$	—	$	5,532

Fair Value Measurements Using Significant Unobservable Inputs (Level III)

	Securities available for sale Three Months Ended September 30,					Securities available for sale Nine Months Ended September 30,
	2012		2011			2012			2011
Beginning balance	$	35,604	$	37,681		$	35,789		$	37,361
Total net realized/unrealized gains (losses) Included in earnings:
Interest income on securities		4		3			11			10
Net realized loss on securities available for sale		—		(78	)		(5	)		(78	)
Included in other comprehensive income		214		(1,601	)		27			(788	)
Transfers in and/or out of Level III		—		—			—			—
Purchases, issuances and settlements
Purchases		—		—			—			—
Issuances		—		—			—			—
Sales		—		—			—			—
Settlements		—		—			—			(500	)
Ending balance	$	35,822	$	36,005		$	35,822		$	36,005

Changes in Unrealized Gains and Losses Recorded in Earnings for Level III Assets and Liabilities

	Securities available for sale Three Months Ended September 30,					Securities available for sale Nine Months Ended September 30,
	2012		2011			2012			2011
Interest income on securities	$	4	$	3		$	11		$	10
Net realized loss on securities available for sale		—		(78	)		(5	)		(78	)
Total	$	4	$	(75	)	$	6		$	(68	)

Schedule of fair value level III assets measured at fair value on a recurring or non-recurring basis

(Dollar amounts in thousands)	Fair Value at September 30, 2012		Fair Value at December 31, 2011		Valuation Technique	Significant Unobservable Inputs	Significant Unobservable Input Value
Trust Preferred Securities	$	35,822	$	35,789	Discounted Cash Flow	Credit Spreads	40-85 basis points
						Liquidity Risk Adjustments	15-65 basis points
						Default Rates	.5% - 1%
Impaired Loans		14,927		14,054	Discounted Cash Flow	N/A	N/A
					Appraisal of collateral (1)	N/A	N/A
Real estate acquired through foreclosure		2,803		3,883	Appraisal of collateral (1)	N/A	N/A
Servicing assets		8		16	Discounted Cash Flow	N/A	N/A

(1) Fair value is generally determined through independent appraisals of the underlying collateral, which generally includes various level III inputs which are not identifiable.