Note 10 - Derivatives and Hedging Activities (Tables)

3 Months Ended

Mar. 31, 2025

Notes Tables

Schedule of Derivative Instruments [Table Text Block]

					Balance Sheet
(Dollars in thousands)		Notional Amount			Location		Fair Value

Derivative Assets
Interest rate swaps		$	890,944		Other Assets		$	24,722

Derivative Liabilities
Interest rate swaps			888,917		Other Liabilities			25,073

					Balance Sheet
(Dollars in thousands)		Notional Amount			Location		Fair Value

Derivative Assets
Interest rate swaps		$	866,157		Other Assets		$	26,793

Derivative Liabilities
Interest rate swaps			864,130		Other Liabilities			27,050

Offsetting Assets and Liabilities [Table Text Block]

						Gross Amounts Not Offset on the Consolidated Balance Sheet
(Dollars in thousands)		Net Amounts Recognized				Financial Instruments				Cash Collateral Received or Posted				Net Amount

Derivative Assets
Interest rate swaps		$	24,722			$	6,655			$	9,100			$	8,967

Derivative Liabilities
Interest rate swaps			25,073				6,639				3,110				15,324

						Gross Amounts Not Offset on the Consolidated Balance Sheet
(Dollars in thousands)		Net Amounts Recognized				Financial Instruments				Cash Collateral Received or Posted				Net Amount

Derivative Assets
Interest rate swaps		$	26,793			$	3,064			$	19,040			$	4,689

Derivative Liabilities
Interest rate swaps			27,050				2,915				1,640				22,495