BORROWINGS - Advances from FHLB and Respective Maturity Schedule (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Maturity:
One year	$ 230,243	$ 134,167
Two years	76,332	230,445
Three years	72,500	76,665
Four years	0	72,500
Five years	0	0
After five years	0	0
Total advances from FHLB	$ 379,075	$ 513,777
Maturity:
One year	2.39%	2.13%
Two years	2.37%	2.39%
Three years	3.12%	2.37%
Four years	0.00%	3.12%
Five years	0.00%	0.00%
After five years	0.00%	0.00%
Total advances from FHLB	2.52%	2.42%