Federal Home Loan Bank Advances and Other Borrowings (Details) $ in Thousands	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Federal Home Loan Bank Advances and Other Borrowings
Federal Funds Purchased		$ 18,000
Federal Home Loan Bank Advances
Federal Home Loan Bank Advances and Other Borrowings
Principal balances	$ 690,609	577,241
Remaining available borrowings	209,840	122,120
Federal Reserve Discount Window
Federal Home Loan Bank Advances and Other Borrowings
Principal balances	159,568	159,616
Remaining available borrowings	$ 113,164	114,051
Federal Funds Purchased
Federal Home Loan Bank Advances and Other Borrowings
Number of business days	1
Federal Funds Purchased	$ 0	$ 18,000
Interest rate (as a percent)		2.63%

Number of business days.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of short term borrowing where a bank borrows, at the federal funds rate, from another bank.

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Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22 (b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13(3)(a))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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