Carrying amount as of the balance sheet date of all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance; includes real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 3
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Carrying amount as of the balance sheet date of assets other than real property that were received in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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-Section 50
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Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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For each period for which an income statement is required, disclosure of the changes in the allowance, including balances at end of period.

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Other Real Estate and Repossessed Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017	Dec. 31, 2016
Summary of real estate and other assets acquired in settlement of loans
Repossessed assets	$ 0	$ 5
Total	16,264	16,403	$ 16,669	$ 17,291
Less valuation allowance for other real estate owned	(3,025)	(3,221)	(3,044)	$ (3,129)
Total other real estate and repossessed assets	13,239	13,182	$ 13,625
Commercial
Summary of real estate and other assets acquired in settlement of loans
Real estate acquired through foreclosure	727	727
Residential real estate \| Construction
Summary of real estate and other assets acquired in settlement of loans
Real estate acquired through foreclosure	179	0
Residential real estate \| Mortgage
Summary of real estate and other assets acquired in settlement of loans
Real estate acquired through foreclosure	348	382
Commercial real estate \| Construction
Summary of real estate and other assets acquired in settlement of loans
Real estate acquired through foreclosure	12,101	12,380
Commercial real estate \| Mortgage
Summary of real estate and other assets acquired in settlement of loans
Real estate acquired through foreclosure	$ 2,909	$ 2,909