Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2021

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)	Sep 30, 2021	Dec 31, 2020
Financial instruments whose contract amounts represent credit risk (unfunded commitments):
Commitments to extend credit:
Commercial loans	$483,296	$453,493
Home equity lines	352,999	319,744
Other loans	125,949	89,078
Standby letters of credit	12,146	11,709
Financial instruments whose notional amounts exceed the amounts of credit risk:
Mortgage loan commitments:
Interest rate lock commitments	97,856	167,671
Forward sale commitments	195,105	279,653
Loan related derivative contracts:
Interest rate swaps with customers	998,530	991,002
Mirror swaps with counterparties	998,530	991,002
Risk participation-in agreements	147,404	92,717
Interest rate risk management contracts:
Interest rate swaps	360,000	60,000

Allowance for Credit Losses on Unfunded Commitments Rollforward

The activity in the ACL on unfunded commitments for the three months ended September 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	$1,214	$1,045	$2,259	$56	$—	$18	$18	$2,333
Provision	4	(8)	(4)	4	—	—	—	—
Ending Balance	$1,218	$1,037	$2,255	$60	$—	$18	$18	$2,333

The activity in the ACL on unfunded commitments for the nine months ended September 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	311	(365)	(54)	6	—	(1)	(1)	(49)
Ending Balance	$1,218	$1,037	$2,255	$60	$—	$18	$18	$2,333

The activity in the ACL on unfunded commitments for the three months ended September 30, 2020 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$887	$1,207	$2,094	$42	$—	$19	$19	$2,155
Provision	(30)	60	30	(5)	—	—	—	25
Ending Balance	$857	$1,267	$2,124	$37	$—	$19	$19	$2,180

The activity in the ACL on unfunded commitments for the nine months ended September 30, 2020 is presented below:

(Dollars in thousands)	Commercial				Consumer
	CRE	C&I	Total Commercial	Residential Real Estate	Home Equity	Other	Total Consumer	Total
Beginning Balance	$136	$144	$280	$6	$—	$7	$7	$293
Adoption of Topic 326	817	626	1,443	34	—	6	6	1,483
Provision	(96)	497	401	(3)	—	6	6	404
Ending Balance	$857	$1,267	$2,124	$37	$—	$19	$19	$2,180