XML 70 R60.htm IDEA: XBRL DOCUMENT v3.19.1
Note 12 - Derivatives (Details Textual) - Interest Rate Swap [Member] - Not Designated as Hedging Instrument [Member]
Mar. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Nov. 30, 2018
Derivative, Number of Instruments Held, Total     2
Derivative, Collateral, Right to Reclaim Cash $ 450,000 $ 300,000