RELATED PARTY TRANSACTIONS - Pacific Oak Residential Advisors, LLC (Details)		12 Months Ended
	Sep. 01, 2022	Dec. 31, 2024
Related Party Transaction [Line Items]
Acquisition fee, percent of purchase price fee		1.00%
Selling commissions fees paid, percent of sales price		1.00%
KBS Capital Advisors LLC, Affiliates or Unaffiliated Third Parties
Related Party Transaction [Line Items]
Selling commissions fees paid, percent of sales price	6.00%	6.00%
Pacific Oak Residential Advisors, LLC
Related Party Transaction [Line Items]
Acquisition fee, percent of purchase price fee	1.00%
Asset management fee, percent	0.25%
Asset management fee per annum, percent	1.00%
Selling commissions fees paid, percent of sales price	1.00%
Management agreement, renewal term	1 year