SECURITIES - Securities Held-to-maturity Major Categories (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2021	Jan. 01, 2021
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	$ 591,403,000	$ 179,309,000
Gross Unrecognized Gains		59,000
Gross Unrecognized Losses	(80,349,000)	(2,014,000)
Fair Value	511,054,000	177,354,000	$ 0
Agency Notes
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	89,057,000
Gross Unrecognized Losses	(14,168,000)
Fair Value	74,889,000
Corporate Securities
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	9,000,000
Gross Unrecognized Losses	(287,000)
Fair Value	8,713,000
Pass-through mortgage-backed securities ("MBS") issued by government sponsored entities ("GSEs")
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	281,739,000	118,382,000
Gross Unrecognized Gains		59,000
Gross Unrecognized Losses	(43,405,000)	(1,141,000)
Fair Value	238,334,000	117,300,000
Agency collateralized mortgage obligations ("CMOs")
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	211,607,000	60,927,000
Gross Unrecognized Losses	(22,489,000)	(873,000)
Fair Value	$ 189,118,000	$ 60,054,000