Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2020

Commitments and Contingencies Disclosure [Abstract]

Schedule of Commitments and Letters of Credit

The following table sets forth our commitments and letters of credit as of the dates presented:

(dollars in thousands)	September 30, 2020			December 31, 2019
Commitments to extend credit		$	2,251,106		$	1,910,805
Standby letters of credit		88,529			80,040
Total		$	2,339,635		$	1,990,845

Unfunded Loan Commitments, Allowance For Credit Loss

The activity in the allowance for credit losses on unfunded loan commitments is summarized as of the dates presented:

(dollars in thousands)	Three Months Ended September 30, 2020			Three Months Ended September 30, 2019
Balance at beginning of period		$	7,004		$	2,346
Provision for credit losses		(1,816)			95
Total		$	5,188		$	2,441
(dollars in thousands)	Nine Months Ended September 30, 2020			Nine Months Ended September 30, 2019
Balance at beginning of period		$	3,112		$	2,139
Impact of adopting ASU 2016-13 at January 1, 2020		1,349			—
Balance after adoption of ASU 2016-13		4,461			2,139
Provision for credit losses		727			302
Total		$	5,188		$	2,441