Debt Investment Securities at Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Securities sold under agreements to repurchase	$ 62,372	$ 65,469
U.S. Treasury and Agency Obligations
Debt Instrument [Line Items]
Securities sold under agreements to repurchase	0	22,314
Collateralized Mortgage Backed Securities
Debt Instrument [Line Items]
Securities sold under agreements to repurchase	$ 62,372	$ 43,155

Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Period Type:	instant