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Securities - Schedule of Amortized Cost and Estimated Fair Value of Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Available for Sale Securities, Amortized Cost
Due in one year or less, Amortized Cost	$ 83,649
Due from one year to five years, Amortized Cost	135,401
Due from five years to ten years, Amortized Cost	5,443
Due after ten years, Amortized Cost	21,076
Available for Sale Securities, with single maturity date, Amortized Cost	245,569
Available for sale securities, Amortized Cost	284,676	$ 162,730
Available for Sale Securities, Fair Value
Due in one year or less, Fair Value	83,724
Due from one year to five years, Fair Value	136,797
Due from five years to ten years, Fair Value	5,449
Due after ten years, Fair Value	21,064
Available for Sale Securities, with single maturity date, Fair Value	247,034
Available for Sale Securities, Fair Value	286,574	163,169
Held to Maturity Securities, Amortized Cost
Due from five years to ten years, Amortized Cost	8,454
Due after ten years, Amortized Cost	20,862
Held to Maturity Securities, with single maturity date, Amortized Cost	29,316
Held to Maturity Securities, Amortized Cost	29,316
Held to Maturity Securities, Fair Value
Due from five years to ten years, Fair Value	9,011
Due after ten years, Fair Value	21,838
Held to Maturity Securities, with single maturity date, Fair Value	30,849
Held to Maturity Securities, Fair Value	30,849	0
Mortgage-backed Securities, Residential
Available for Sale Securities, Amortized Cost
Available for Sale Securities, without single maturity date, Amortized Cost	25,834
Available for sale securities, Amortized Cost	25,834	28,006
Available for Sale Securities, Fair Value
Available for Sale Securities, without single maturity date, Fair Value	26,413
Available for Sale Securities, Fair Value	26,413	28,340
Asset Backed Securities
Available for Sale Securities, Amortized Cost
Available for Sale Securities, without single maturity date, Amortized Cost	13,111
Available for sale securities, Amortized Cost	13,111	17,957
Available for Sale Securities, Fair Value
Available for Sale Securities, without single maturity date, Fair Value	12,963
Available for Sale Securities, Fair Value	12,963	17,526
SBA Pooled Securities
Available for Sale Securities, Amortized Cost
Available for Sale Securities, without single maturity date, Amortized Cost	162
Available for sale securities, Amortized Cost	162	183
Available for Sale Securities, Fair Value
Available for Sale Securities, without single maturity date, Fair Value	164
Available for Sale Securities, Fair Value	$ 164	$ 184

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of investment in available-for-sale debt securities with a single maturity date.

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Amount of debt securities categorized neither as held-to-maturity nor trading.

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