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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentration of Credit Risk (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) item	Dec. 31, 2021 USD ($)	Dec. 31, 2020
Segment information:
Number of banks | item	4
Property and equipment	$ 115,768	$ 98,390
Geographic Concentration Risk | Outside United States
Segment information:
Property and equipment	$ 827	$ 699
Revenue | Geographic Concentration Risk | Outside United States
Segment information:
Risk percentage	8.00%	7.00%	5.00%
Revenue | No customer concentration >10% | Outside United States
Segment information:
Risk percentage	0.00%	0.00%	0.00%

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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