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COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands | Jan. 31, 2018 USD ($) property unit | Jul. 31, 2017 USD ($) | Apr. 30, 2017 USD ($)
--- | --- | --- | ---
Real Estate Properties [Line Items] |  |  |
Number of properties | property | 99 |  |
Restricted cash | $ 121,337 |  | $ 27,981
Loan commitment | $ 6,000 | $ 16,200 |
Subject to Restrictions on Taxable Dispositions [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Number of properties | property | 26 |  |
Number of apartment units | unit | 4,212 |  |
Real estate investment amount of properties (net of accumulated depreciation) | $ 458,400 |  |
Tax-Deferred Exchange Proceeds [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Restricted cash | $ 116,800 |  |

X
- Definition Amount of undisbursed portion of the loan receivable balance (loans in process). Excludes loans and leases covered under loss sharing agreements. + References No definition available. + Details
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- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
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- Definition The number of units in a real estate property owned as of the balance sheet date. + References No definition available. + Details
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- Definition Amount of real estate investments, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; (7) other real estate investments; (8) real estate joint ventures; and (9) unconsolidated real estate and other joint ventures not separately presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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