Borrowings (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Schedule of Repurchase Agreements

Repurchase agreements accounted for as secured borrowings

		December 31, 2021				December 31, 2020
				Repurchase liability				Repurchase liability
			Repurchase	weighted average			Repurchase	weighted average
(Dollars in thousands)			liability	interest rate			liability	interest rate
U.S. Treasury securities
	Within 30 days	$	19,538	0.30	%	$	67,157	1.16	%
	After 30 to 90 days		30,295	0.21			39,318	1.20
	After 90 days		29,036	0.29			9,979	0.33
Total U.S. Treasury securities			78,869	0.26			116,454	1.10
Mortgage-backed securities
	Within 30 days		11,733	0.26			3,778	0.28
	After 30 to 90 days		-	-			268	1.50
	After 90 days		722	0.16			-	-
Total mortgage-backed securities			12,455	0.26			4,046	0.36
Collateralized mortgage obligations
	Within 30 days		279	0.25			803	0.24
Total collateralized mortgage obligations			279	0.25			803	0.24
Total		$	91,603	0.26	%	$	121,303	1.07	%

Schedule Of Maximum Aggregate Balance Average Aggregate Balance And Weighted Average Interest Rate [Text Block]

(Dollars in thousands)			2021			2020
Maximum aggregate balance outstanding at any month-end		$	92,101		$	195,498
Average monthly aggregate balance outstanding		$	91,394		$	143,718
Weighted average interest rate:
	For the year		0.35	%		1.63	%
	At December 31		0.26	%		1.11	%

. The following table presents additional information related to the Corporation’s other short-term borrowings for the years ended December 31, 2021 and December 31, 2020.

(Dollars in thousands)			2021			2020
Maximum aggregate balance outstanding at any month-end		$	75,000		$	100,000
Average monthly aggregate balance outstanding		$	343		$	21,557
Weighted average interest rate:
	For the year		0.35	%		0.56	%
	At December 31		0.35	%		0.73	%

Notes Payable

Notes Payable

The following table presents the composition of notes payable at December 31, 2021 and December 31, 2020.

(In thousands)	December 31, 2021		December 31, 2020
Advances with the FHLB with maturities ranging from 2022 through 2029 paying interest at monthly fixed rates ranging from 0.39% to 3.18% (2020 - 0.39% to 4.19%)	$	492,429	$	542,469
Advances with the FRB maturing on 2022 paying interest at annual fixed rate of 0.35%[1]		-		1,009
Unsecured senior debt securities maturing on 2023 paying interest semiannually at a fixed rate of 6.125%, net of debt issuance costs of $2,158 (2020 - $3,426)		297,842		296,574
Junior subordinated deferrable interest debentures (related to trust preferred securities) maturing on 2034 with fixed interest rates ranging from 6.125% to 6.564% (2020 - 6.125% to 6.70%), net of debt issuance costs of $342 (2020 - $369)		198,292		384,929
Total notes payable	$	988,563	$	1,224,981
[1] During the second quarter of 2021, the Paycheck Protection Program Liquidity Facility advance was prepaid.

Maturity distribution of debt securities

A breakdown of borrowings by contractual maturities at December 31, 2021 is included in the table below.

		Assets sold under	Short-term
(In thousands)		agreements to repurchase	borrowings		Notes payable	Total
2022	$	91,603	75,000	$	103,148	$	269,751
2023		-	-		341,103		341,103
2024		-	-		91,943		91,943
2025		-	-		139,920		139,920
2026		-	-		74,500		74,500
Later years		-	-		237,949		237,949
Total borrowings	$	91,603	75,000	$	988,563	$	1,155,166