Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Details 2)

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Fair Value (Details 2) - Collateralized Debt Obligations [Member] - Fair Value, Measurements, Recurring [Member] - Fair Value, Inputs, Level 3 [Member] - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning balance $ 2,049 $ 3,439
Principal payments (12) (51)
Total unrealized gains, included in other comprehensive income 42 (36)
Sale out of Level 3 0 (1,303)
Ending balance $ 2,079 $ 2,049