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Employee Benefit Plans (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Bank owned life insurance [Line Items]
Bank-owned life insurance	$ 40,323	$ 39,048
Bank owned life insurance death benefits	97,700	97,300
Insured executive officers with deferred compensation plans
Bank owned life insurance [Line Items]
Bank-owned life insurance	2,400	2,300
Bank owned life insurance death benefits	5,900	5,900
Other insured individuals
Bank owned life insurance [Line Items]
Bank-owned life insurance	$ 37,900	$ 36,700

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- Definition

Bank Owned Life Insurance Death Benefits

+ References

No definition available.

+ Details

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- Definition

[Line Items] for Bank owned life insurance [Table]

+ References

No definition available.

+ Details

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- Definition

The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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- Details

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- Details

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