Bridge Loan Investment, Preferential Payment Amount

No definition available.

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- Definition

Total number of investments held by the company.

+ References

No definition available.

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- Definition

This element represents the terms on the purchase price of the put option.

+ References

No definition available.

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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.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- Definition

The amount of assets reported by an equity method investment of the entity.

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- Definition

Amount of income (loss) from continuing operations reported by an equity method investee.

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The amount of liabilities reported by an equity method investment of the entity.

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- Definition

The amount of net income (loss) reported by an equity method investment of the entity.

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The amount of revenue from sale of goods and services reduced by sales returns, allowances, and discounts reported by an equity method investment of the entity.

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes loans held for sale. Excludes loans and leases covered under loss sharing agreements.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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No definition available.

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- Definition

The stated interest rate on the mortgage loan receivable or the weighted average interest rate on a group of loans.

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Description of the contractual payment terms of the loan receivable including whether principal and interest is payable at a level or varying amount over the life of the loan, the amount of any balloon payment required at maturity, and any prepayment penalties.

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- Definition

Net rentable area for properties owned.

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No definition available.

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- Definition

The total amount of [all] liabilities that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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No definition available.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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SELF-STORAGE INVESTMENT PORTFOLIO (Narrative) (Details) $ in Thousands							3 Months Ended		6 Months Ended
	Feb. 20, 2018 USD ($)	Feb. 20, 2018 USD ($)	Feb. 02, 2018 USD ($)	Jan. 10, 2018 USD ($)	Aug. 09, 2017 USD ($)	Feb. 03, 2017 USD ($)	Jun. 30, 2018 USD ($) ft²	Jun. 30, 2017 USD ($)	Jun. 30, 2018 USD ($) ft² loan property	Jun. 30, 2017 USD ($)	Dec. 31, 2017 USD ($)	Aug. 08, 2017	Feb. 02, 2017
Schedule of Investments [Line Items]
Assumed liabilities with acquisition of self-storage real estate owned		$ 1,258							$ 1,258
Payments to acquire development property									9,087	$ 1,270
Commitment amount							$ 673,090		673,090		$ 523,821
Funded Investment, outstanding	$ 24,754	24,754			$ 9,139		365,479		365,479		213,069
Loans in non accrual status							0		0		0
Development Property Investments [Member]
Schedule of Investments [Line Items]
Commitment amount							583,784		$ 583,784		517,839
Put option purchase price terms									The put, if exercised, requires the Company to purchase the member's interest at the original purchase price plus a yield of 4.5% on such purchase price
Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Number of investments \| property									5
Commitment amount							83,324		$ 83,324
Operating Property Loans [Member]
Schedule of Investments [Line Items]
Number of investments \| loan									2
Mortgage loans on real estate, periodic payment terms									generally have a term of 72 months
Commitment amount							$ 5,982		$ 5,982		5,982
Operating Property Loans [Member] \| Maximum [Member]
Schedule of Investments [Line Items]
Mortgage loans on real estate, interest rate									6.90%
Operating Property Loans [Member] \| Minimum [Member]
Schedule of Investments [Line Items]
Mortgage loans on real estate, interest rate									5.85%
Development Property and Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Equity method investment, ownership percentage							49.90%		49.90%
Development property investment, assets							$ 387,500		$ 387,500		234,700
Development property investment, liabilities							343,500		343,500		194,400
Development property investment, revenue							1,500	$ 700	2,300	1,200
Development property investment, operating income (loss)							$ 400	$ 100	$ 500	$ 100
Three Bridge Loans [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Equity method investment, ownership percentage							49.90%		49.90%
Mortgage loans on real estate, interest rate									6.90%
Funded Investment, outstanding							$ 47,100		$ 47,100
Three Bridge Loans [Member] \| Bridge Loan Investments [Member] \| Minimum [Member]
Schedule of Investments [Line Items]
Net rentable area \| ft²							203,000		203,000
Two Bridge Loans [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Equity method investment, ownership percentage							49.90%		49.90%
Mortgage loans on real estate, interest rate									9.50%
Bridge loan investment, preferential payment amount							$ 1,000		$ 1,000
Commitment amount							$ 36,200		$ 36,200
Two Bridge Loans [Member] \| Bridge Loan Investments [Member] \| Payable Monthly in Cash [Member]
Schedule of Investments [Line Items]
Mortgage loans on real estate, interest rate									6.50%
Two Bridge Loans [Member] \| Bridge Loan Investments [Member] \| Payable Upon Maturity [Member]
Schedule of Investments [Line Items]
Mortgage loans on real estate, interest rate									3.00%
Two Bridge Loans [Member] \| Bridge Loan Investments [Member] \| Concentration Related to Net Income [Member]
Schedule of Investments [Line Items]
Concentration risk percentage									20.00%
Two Bridge Loans [Member] \| Bridge Loan Investments [Member] \| Minimum [Member]
Schedule of Investments [Line Items]
Net rentable area \| ft²							160,000		160,000
Five Bridge Loans [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Mortgage loans on real estate, periodic payment terms									will mature five years from the date of closing, with the borrower having two extension options for one year each
Funded Investment [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							$ 365,479		$ 365,479		213,069
Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							280,626		280,626		207,089
Funded Investment [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							78,873		78,873
Funded Investment [Member] \| Operating Property Loans [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							$ 5,980		$ 5,980		5,980
Loan investments [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Number of investments \| property									48
Equity method investment, ownership percentage							49.90%		49.90%
Mortgage loans on real estate, interest rate									6.90%
Mortgage loans on real estate, periodic payment terms									typically have a term of 72 months
Commitment amount							$ 566,051		$ 566,051		500,106
Loan investments [Member] \| Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							264,660		$ 264,660		194,597
Construction Loans [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Number of investments \| loan									1
Mortgage loans on real estate, interest rate									6.90%
Mortgage loans on real estate, periodic payment terms									and an initial term of 18 months that was extended during the first quarter of 2017 and in 2018
Commitment amount							17,733		$ 17,733		17,733
Construction Loans [Member] \| Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							15,966		15,966		12,492
Pittsburgh [Member]
Schedule of Investments [Line Items]
Assumed liabilities with acquisition of self-storage real estate owned		1,258
Funded Investment, outstanding	4,938	4,938
Pittsburgh [Member] \| Loan investments [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Commitment amount											5,266
Pittsburgh [Member] \| Loan investments [Member] \| Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding											4,798
Pittsburgh [Member] \| Class A Membership Units [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Assumed liabilities with acquisition of self-storage real estate owned		$ 1,300
Payments to acquire development property	$ 900
Minority interest ownership percentage	100.00%	100.00%
Atlanta 1 [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding			$ 8,084
Atlanta 1 [Member] \| Loan investments [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Commitment amount											8,132
Atlanta 1 [Member] \| Loan investments [Member] \| Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding											8,086
Atlanta 1 [Member] \| Class A Membership Units [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Payments to acquire development property			$ 2,400
Minority interest ownership percentage			100.00%
Atlanta 2 [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding			$ 5,766
Atlanta 2 [Member] \| Loan investments [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Commitment amount											6,050
Atlanta 2 [Member] \| Loan investments [Member] \| Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding											5,769
Atlanta 2 [Member] \| Class A Membership Units [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Payments to acquire development property			$ 3,000
Jacksonville 1 [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding				$ 5,966
Jacksonville 1 [Member] \| Loan investments [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Commitment amount											6,445
Jacksonville 1 [Member] \| Loan investments [Member] \| Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding											5,988
Jacksonville 1 [Member] \| Class A Membership Units [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Payments to acquire development property				$ 2,700
Minority interest ownership percentage				100.00%
Orlando 1 [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Equity method investment, ownership percentage													49.90%
Payments to acquire development property						$ 1,300
Minority interest ownership percentage					100.00%	74.90%						74.90%
Orlando 1 [Member] \| Class A Membership Units [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Minority interest ownership percentage					50.00%	50.00%
Orlando 2 [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Equity method investment, ownership percentage												49.90%
Payments to acquire development property					$ 1,600
Minority interest ownership percentage					100.00%
Orlando 2 [Member] \| Class A Membership Units [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Minority interest ownership percentage					100.00%
New York City 1 [Member] \| Loan investments [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Commitment amount							16,117		16,117		16,117
New York City 1 [Member] \| Loan investments [Member] \| Funded Investment [Member] \| Development Property Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							16,056		16,056		$ 14,914
Miami 4 [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Property investment, total income									4,200
Commitment amount							20,201		20,201
Miami 4 [Member] \| Funded Investment [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							19,627		19,627
Miami 6 [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Commitment amount							13,370		13,370
Miami 6 [Member] \| Funded Investment [Member] \| Bridge Loan Investments [Member]
Schedule of Investments [Line Items]
Funded Investment, outstanding							$ 13,370		$ 13,370