SECURITIES - Summary of credit profile of debt securities held to maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	$ 33,659	$ 33,705
AAA
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	9,053
A1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	6,006
BBB+
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	1,600
BBB
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	11,000
BBB-
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	6,000
Corporate Bonds
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	18,600	18,600
Corporate Bonds | AAA
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	0
Corporate Bonds | A1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	0
Corporate Bonds | BBB+
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	1,600
Corporate Bonds | BBB
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	11,000
Corporate Bonds | BBB-
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	6,000
Asset-backed securities
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	15,059	$ 15,105
Asset-backed securities | AAA
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	9,053
Asset-backed securities | A1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	6,006
Asset-backed securities | BBB+
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	0
Asset-backed securities | BBB
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	0
Asset-backed securities | BBB-
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Total held-to-maturity	$ 0