Annual report pursuant to Section 13 and 15(d)

Fair Value of Financial Instruments (Details)

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Fair Value of Financial Instruments (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Federal Home Loan Bank Advances $ 50,000  
Revolving credit facilities 300,000 $ 310,000
Maturity Over One Year [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Revolving credit facilities $ 300,000 $ 290,000