Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 36,654	$ 55,460	$ 57,360
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	104,227	97,494	92,929
Amortization of deferred financing costs and mortgage discounts and premiums, net	3,920	2,559	2,383
Straight-line rent adjustment	(1,855)	(2,715)	(959)
Amortization of above-market and below-market rent	(11,172)	(11,947)	(8,795)
Amortization relating to stock based compensation	12,712	11,949	11,030
Provisions for tenant credit losses	3,369	2,034	2,779
Other noncash interest (income) expense	(15)	(57)	45
Gain on sale of real estate	0	(7,653)	(22,340)
Change in operating assets and liabilities:
Tenant and other receivables	(5,453)	(1,976)	(1,039)
Prepaid expenses	2,604	(630)	(597)
Accounts payable and accrued expenses	5,566	1,242	5,072
Other assets and liabilities, net	(3,079)	3,263	(1,536)
Net cash provided by operating activities	147,478	149,023	136,332
CASH FLOWS FROM INVESTING ACTIVITIES
Investments in real estate	(21,758)	(120,639)	(125,490)
Proceeds from sale of real estate	0	34,435	68,003
Improvements to properties	(49,625)	(58,077)	(46,242)
Deposits on real estate acquisitions	500	(500)	0
Proceeds on repayment of mortgage note receivable	92	89	84
Net cash used in investing activities	(70,791)	(144,692)	(103,645)
CASH FLOWS FROM FINANCING ACTIVITIES
Principal repayments on mortgages	(686)	(24,133)	(716)
Payments on term loan	(100,000)	0	0
Proceeds from draws on credit facility	168,000	168,000	30,000
Payments on credit facility	(181,000)	(80,000)	(78,000)
Proceeds from issuance of Senior Notes	348,289	0	0
Repayment of Senior Notes	(250,000)	0	0
Distributions to OP Unitholders	(3,498)	(6,628)	(2,857)
Deferred financing and other costs	(9,160)	0	0
Proceeds from issuance of common stock	12,828	25,199	69,602
Registration expenditures	(394)	(976)	(740)
Dividends paid to common stockholders	(56,848)	(91,583)	(39,772)
Common shares issued under the Equity Incentive Plan	32	302	428
Shares withheld for employee taxes	(3,291)	(2,416)	(1,905)
Net cash used in financing activities	(75,728)	(12,235)	(23,960)
Net increase (decrease) in cash, cash equivalents and restricted cash	959	(7,904)	8,727
Cash, cash equivalents and restricted cash at beginning of period	7,459	15,363	6,636
Cash, cash equivalents and restricted cash at end of period	8,418	7,459	15,363
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents	6,302	5,598	13,218
Restricted cash	2,116	1,861	2,145
Total cash, cash equivalents and restricted cash shown in Statements of Cash Flows	8,418	7,459	15,363
Retail Opportunity Investments Partnership L.P.
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	36,654	55,460	57,360
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	104,227	97,494	92,929
Amortization of deferred financing costs and mortgage discounts and premiums, net	3,920	2,559	2,383
Straight-line rent adjustment	(1,855)	(2,715)	(959)
Amortization of above-market and below-market rent	(11,172)	(11,947)	(8,795)
Amortization relating to stock based compensation	12,712	11,949	11,030
Provisions for tenant credit losses	3,369	2,034	2,779
Other noncash interest (income) expense	(15)	(57)	45
Gain on sale of real estate	0	(7,653)	(22,340)
Change in operating assets and liabilities:
Tenant and other receivables	(5,453)	(1,976)	(1,039)
Prepaid expenses	2,604	(630)	(597)
Accounts payable and accrued expenses	5,566	1,242	5,072
Other assets and liabilities, net	(3,079)	3,263	(1,536)
Net cash provided by operating activities	147,478	149,023	136,332
CASH FLOWS FROM INVESTING ACTIVITIES
Investments in real estate	(21,758)	(120,639)	(125,490)
Proceeds from sale of real estate	0	34,435	68,003
Improvements to properties	(49,625)	(58,077)	(46,242)
Deposits on real estate acquisitions	500	(500)	0
Proceeds on repayment of mortgage note receivable	92	89	84
Net cash used in investing activities	(70,791)	(144,692)	(103,645)
CASH FLOWS FROM FINANCING ACTIVITIES
Principal repayments on mortgages	(686)	(24,133)	(716)
Payments on term loan	(100,000)	0	0
Proceeds from draws on credit facility	168,000	168,000	30,000
Payments on credit facility	(181,000)	(80,000)	(78,000)
Proceeds from issuance of Senior Notes	348,289	0	0
Repayment of Senior Notes	(250,000)	0	0
Distributions to OP Unitholders	(60,346)	(98,211)	(42,629)
Deferred financing and other costs	(9,160)	0	0
Proceeds from issuance of common stock	12,828	25,199	69,602
Registration expenditures	(394)	(976)	(740)
Common shares issued under the Equity Incentive Plan	32	302	428
Shares withheld for employee taxes	(3,291)	(2,416)	(1,905)
Net cash used in financing activities	(75,728)	(12,235)	(23,960)
Net increase (decrease) in cash, cash equivalents and restricted cash	959	(7,904)	8,727
Cash, cash equivalents and restricted cash at beginning of period	7,459	15,363	6,636
Cash, cash equivalents and restricted cash at end of period	8,418	7,459	15,363
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents	6,302	5,598	13,218
Restricted cash	2,116	1,861	2,145
Total cash, cash equivalents and restricted cash shown in Statements of Cash Flows	$ 8,418	$ 7,459	$ 15,363