Note 13 - Securities Sold Under Agreements to Repurchase - Repurchase Agreements (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Total collateral carrying value	$ 4,236	$ 2,750
Securities sold under agreements to repurchase (Note 13)	1,088	1,922
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Total collateral carrying value	$ 4,236	$ 2,750

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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