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Borrowings - Long-term Debt (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2019	Dec. 31, 2018
Long-term debt
Notes payable, FHLB, ranging in original maturity from nineteen months to ten years, collateralized by FHLB deposits, residential and commercial real estate loans and FHLB stock.	$ 35,772	$ 50,000
Notes Payable	51,000
Total long-term borrowings	$ 86,772	$ 50,000
FHLB advances
Long-term debt
Weighted average rate (as a percent)	2.29%	2.28%
FHLB advances | Minimum
Long-term debt
Notes payable original maturity term	19 months	19 months
Interest rate (as a percent)	2.15%	2.20%
FHLB advances | Maximum
Long-term debt
Notes payable original maturity term	10 years	10 years
Interest rate (as a percent)	3.04%	2.41%

X

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations, senior Notes, subordinated notes and junior subordinated.

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

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

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Weighted average interest rate of long-term debt outstanding calculated at point in time.

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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