GOODWILL AND OTHER INTANGIBLES - Goodwill by Segment (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($)
Goodwill [Line Items]
Goodwill	$ 38,632
Measurement period adjustments	(21)
Goodwill	38,611
BSPR Acquisition [Member]
Goodwill [Line Items]
Goodwill	10,500
Mortgage Banking [Member]
Goodwill [Line Items]
Goodwill	959
Measurement period adjustments	53
Goodwill	1,012
Consumer Retail Banking Segment [Member]
Goodwill [Line Items]
Goodwill	2,733
Measurement period adjustments	74
Goodwill	2,807
Commercial And Corporate Segment [Member]
Goodwill [Line Items]
Goodwill	8,248
Measurement period adjustments	(148)
Goodwill	8,100
United States Operations Segment [Member]
Goodwill [Line Items]
Goodwill	26,692
Measurement period adjustments	0
Goodwill	$ 26,692