Securities (Tables)

3 Months Ended

Mar. 31, 2017

Investments Debt And Equity Securities [Abstract]

The following table provides a summary of the Company’s securities AFS portfolio as of:

	Amortized		Gross Unrealized					Estimated
(dollars in thousands)	Cost		Gains		Losses			Fair Value
March 31, 2017:
US Treasury securities	$	300	$	—	$	(2	)	$	298
Agency mortgage-backed securities		461,954		264		(7,794	)		454,424
Beneficial interests in FHLMC securitization		41,420		298		(2,457	)		39,261
Total	$	503,674	$	562	$	(10,253	)	$	493,983

December 31, 2016:
US Treasury securities	$	300	$	—	$	(3	)	$	297
Agency mortgage-backed securities		476,163		160		(7,414	)		468,909
Beneficial interests in FHLMC securitization		42,028		711		(2,367	)		40,372
Total	$	518,491	$	871	$	(9,784	)	$	509,578

Schedule of Securities in a Continuous Unrealized Loss Position Aggregated by Investment Category and Length of Time

The table below indicates, as of March 31, 2017, the gross unrealized losses and fair values of our investments, aggregated by investment category and length of time that the individual securities have been in a continuous unrealized loss position.

	Securities with Unrealized Loss at March 31, 2017
	Less than 12 months					12 months or more					Total
(dollars in thousands)	Fair Value			Unrealized Loss		Fair Value			Unrealized Loss		Fair Value		Unrealized Loss
US Treasury securities	$	298	$	(2	)	$	—	$	—		$	298	$	(2	)
Agency mortgage backed securities		432,023		(7,794	)		—		—			432,023		(7,794	)
Beneficial interests in FHLMC securitization		15,714		(1,842	)		2,045		(615	)		17,759		(2,457	)
Total temporarily impaired securities	$	448,035	$	(9,638	)	$	2,045	$	(615	)	$	450,080	$	(10,253	)

Scheduled Maturities of Securities AFS Other than Mortgage Backed Securities and the Related Weighted Average Yield

The scheduled maturities of securities AFS and the related weighted average yields were as follows as of March 31, 2017:

(dollars in thousands)	Less than 1 Year			1 Through 5 years			5 Through 10 Years			After 10 Years			Total
Amortized Cost:
US Treasury securities	$	—		$	300		$	—		$	—		$	300
Weighted average yield		—	%		0.90	%		—	%		—	%		0.90	%

Estimated Fair Value:
US Treasury securities	$	—		$	298		$	—		$	—		$	298

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

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