COMMITMENTS AND CONTINGENCIES (Tables)

3 Months Ended

Mar. 31, 2021

Commitments and Contingencies Disclosure [Abstract]

Schedule of Guarantor Obligations

A summary of the Company’s commitments is as follows:

(dollars in thousands)	March 31, 2021		December 31, 2020
Commitments to extend credit	$	3,193,867	$	2,826,719
Unused home equity lines of credit	257,967		259,015
Financial standby letters of credit	31,359		33,613
Mortgage interest rate lock commitments	1,033,336		1,199,939

Schedule of Allowance for Credit Loss for Unfunded Commitments

The following table presents activity in the allowance for unfunded commitments for the periods presented:

	Three Months Ended March 31,
(dollars in thousands)	2021		2020
Balance at beginning of period	$	32,854	$	1,077
Adjustment to reflect adoption of ASU 2016-13	—		12,714
Provision for unfunded commitments	(11,839)		4,000
Balance at end of period	$	21,015	$	17,791