Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2023

Commitments and Contingencies Disclosure [Abstract]

Financial Instruments with Off Balance Sheet Risk

The following table presents the contractual and notional amounts of financial instruments with off-balance sheet risk:

(Dollars in thousands)	June 30, 2023	December 31, 2022
Financial instruments whose contract amounts represent credit risk (unfunded commitments):
Commitments to extend credit	$1,358,666	$1,308,873
Standby letters of credit	8,896	9,028
Financial instruments whose notional amounts exceed the amounts of credit risk:
Mortgage loan commitments:
Interest rate lock commitments	30,136	12,201
Forward sale commitments	66,285	23,150
Loan related derivative contracts:
Interest rate contracts with customers	875,201	935,099
Mirror interest rate contracts with counterparties	875,201	935,099
Risk participation-in agreements	226,976	221,247
Interest rate risk management contracts:
Interest rate swaps	100,000	320,000

Allowance for Credit Losses on Unfunded Commitments Rollforward

The activity in the ACL on unfunded commitments for the three months ended June 30, 2023 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$1,368	$883	$2,251	$25	$—	$14	$14	$2,290
Provision	115	(6)	109	(10)	—	1	1	100
Ending Balance	$1,483	$877	$2,360	$15	$—	$15	$15	$2,390

The activity in the ACL on unfunded commitments for the six months ended June 30, 2023 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$1,236	$988	$2,224	$50	$—	$16	$16	$2,290
Provision	247	(111)	136	(35)	—	(1)	(1)	100
Ending Balance	$1,483	$877	$2,360	$15	$—	$15	$15	$2,390

The activity in the ACL on unfunded commitments for the three months ended June 30, 2022 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$1,335	$837	$2,172	$72	$—	$17	$17	$2,261
Provision	(56)	(3)	(59)	(14)	—	2	2	(71)
Ending Balance	$1,279	$834	$2,113	$58	$—	$19	$19	$2,190

The activity in the ACL on unfunded commitments for the six months ended June 30, 2022 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$1,267	$816	$2,083	$62	$—	$16	$16	$2,161
Provision	12	18	30	(4)	—	3	3	29
Ending Balance	$1,279	$834	$2,113	$58	$—	$19	$19	$2,190