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Securities Securities (Held-to-Maturity Securities) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost	$ 38,612	$ 37,282
Gross unrealized gains	87	377
Gross unrealized losses	(179)	(101)
Fair value	38,520	37,558
U.S. Government agency obligations - government-sponsored enterprises
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost	1,497	1,495
Gross unrealized gains	2	1
Gross unrealized losses	(5)	(11)
Fair value	1,494	1,485
Municipal obligations
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost	21,173	16,038
Gross unrealized gains	62	332
Gross unrealized losses	(78)	(5)
Fair value	21,157	16,365
Collateralized mortgage obligations - government issued
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost	9,148	11,718
Gross unrealized gains	17	32
Gross unrealized losses	(38)	(41)
Fair value	9,127	11,709
Collateralized mortgage obligations - government-sponsored enterprises
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost	6,794	8,031
Gross unrealized gains	6	12
Gross unrealized losses	(58)	(44)
Fair value	$ 6,742	$ 7,999

X

- Definition

Amount after other than temporary impairment (OTTI) accretion, of investments in debt securities classified as held-to-maturity.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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