Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2022

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)	Jun 30, 2022	Dec 31, 2021
Financial instruments whose contract amounts represent credit risk (unfunded commitments):
Commitments to extend credit:
Commercial loans	$677,631	$516,344
Home equity lines	397,402	367,784
Other loans	187,683	122,492
Standby letters of credit	10,818	11,844
Financial instruments whose notional amounts exceed the amounts of credit risk:
Mortgage loan commitments:
Interest rate lock commitments	35,444	49,800
Forward sale commitments	68,505	103,626
Loan related derivative contracts:
Interest rate swaps with customers	961,323	1,022,388
Mirror swaps with counterparties	961,323	1,022,388
Risk participation-in agreements	177,440	163,207
Interest rate risk management contracts:
Interest rate swaps	320,000	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, 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

The activity in the ACL on unfunded commitments for the three months ended June 30, 2021 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$953	$1,314	$2,267	$46	$—	$20	$20	$2,333
Provision	261	(269)	(8)	10	—	(2)	(2)	—
Ending Balance	$1,214	$1,045	$2,259	$56	$—	$18	$18	$2,333

The activity in the ACL on unfunded commitments for the six months ended June 30, 2021 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$907	$1,402	$2,309	$54	$—	$19	$19	$2,382
Provision	307	(357)	(50)	2	—	(1)	(1)	(49)
Ending Balance	$1,214	$1,045	$2,259	$56	$—	$18	$18	$2,333