| Component: (Network and Table) | |
|---|---|
| Network | 00500 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (http://www.onelibertyproperties.com/role/StatementConsolidatedStatementsOfCashFlows)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0000712770 (http://www.sec.gov/CIK) | 
| CONSOLIDATED STATEMENTS OF CASH FLOWS | Period [Axis] | ||
|---|---|---|---|
2016-01-01 - 2016-12-31  | 2015-01-01 - 2015-12-31  | 2014-01-01 - 2014-12-31  | |
CONSOLIDATED STATEMENTS OF CASH FLOWS  | |||
Cash flows from operating activities:  | |||
Net income  | 24,481,000    | 21,907,000    | 22,210,000    | 
Adjustments to reconcile net income to net cash provided by operating activities:  | |||
Gain on sale of real estate, net  | (  | (  | (  | 
Purchase price fair value adjustment  | (960,000)   | ||
Gain on sale of available-for-sale securities (to related party in 2014)  | (  | (  | |
Impairment loss  | |||
Prepayment costs on debt  | |||
Increase in unbilled rent receivable  | (  | (  | (  | 
Write-off of unbilled rent receivable  | |||
Bad debt expense  | |||
Amortization of intangibles relating to leases, net  | (  | (  | (  | 
Amortization of restricted stock expense  | |||
Equity in earnings of unconsolidated joint ventures  | (1,005,000)   | (412,000)   | (533,000)   | 
Distributions of earnings from unconsolidated joint ventures  | |||
Depreciation and amortization  | |||
Amortization and write-off of deferred financing costs  | |||
Payment of leasing commissions  | (  | (  | (  | 
(Increase) decrease in escrow, deposits, other assets and receivables  | (  | ||
(Decrease) increase in accrued expenses and other liabilities  | (  | ||
Net cash provided by operating activities  | |||
Cash flows from investing activities:  | |||
Purchase of real estate  | (  | (  | (  | 
Improvements to real estate  | (  | (  | (  | 
Net proceeds from sales of real estate  | |||
Purchase of partner's interest in consolidated joint venture  | (  | ||
Purchase of partner's interest in unconsolidated joint venture  | (  | ||
Investment in unconsolidated joint ventures  | (  | ||
Distributions of capital from unconsolidated joint ventures  | |||
Net proceeds from sale of available-for-sale securities (to related party in 2014)  | |||
Net cash used in investing activities  | (  | (  | (  | 
Cash flows from financing activities:  | |||
Scheduled amortization payments of mortgages payable  | (  | (  | (  | 
Repayment of mortgages payable  | (  | (  | (  | 
Proceeds from mortgage financings  | |||
Proceeds from sale of common stock, net  | |||
Proceeds from bank line of credit  | |||
Repayment on bank line of credit  | (  | (  | (  | 
Issuance of shares through dividend reinvestment plan  | |||
Payment of financing costs  | (  | (  | (  | 
Prepayment costs on debt  | (  | (  | (  | 
Capital contributions from non-controlling interests  | |||
Distributions to non-controlling interests  | (  | (  | (  | 
Cash distributions to common stockholders  | (  | (  | (  | 
Net cash provided by (used in) financing activities  | (  | ||
Net increase (decrease) in cash and cash equivalents  | (  | ||
Cash and cash equivalents at beginning of year  | 12,736,000    | ||
Cash and cash equivalents at end of year  | 17,420,000    | 12,736,000    | 20,344,000    | 
Supplemental disclosures of cash flow information:  | |||
Cash paid during the period for interest expense  | |||
Cash paid during the year for income taxes  | |||
Cash paid during the year for Federal excise tax, net  | |||
Supplemental schedule of non-cash investing and financing activities:  | |||
Mortgage debt extinguished upon conveyance of the Company's Morrow, Georgia property to mortgagee by deed-in-lieu of foreclosure  | |||
Consolidation of real estate investment  | |||
Purchase accounting allocation - intangible lease assets  | |||
Purchase accounting allocation - intangible lease liabilities  | (  | (  | (  |