Bonds Payable, Face Amount

No definition available.

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- Definition

Notes and Bond Payable, Net

+ References

No definition available.

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- Definition

Notes and Bond Payable Principal Outstanding

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

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.

+ References

No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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- Definition

Amount, after accumulated amortization, of debt discount (premium).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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-Publisher FASB
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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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- Definition

Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

+ References

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NOTES AND BONDS PAYABLE (Schedule of Long-term Debt Instruments) (Details) - USD ($)		9 Months Ended
	Jul. 08, 2016	Sep. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Total Notes and Bonds Payable principal outstanding		$ 948,032,000	$ 550,796,000
Net Premium/Discount on Notes and Bond Payable		78,000	50,000
Deferred financing costs, net		(11,778,000)	(3,523,000)
Total Notes and Bonds Payable, net		$ 936,332,000	547,323,000
One-month LIBOR [Member] \| Mortgages [Member] \| Richardson Joint Venture [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		4.00%
Richardson Portfolio [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 40,746,000	41,177,000
Interest rate, effective percentage		2.62%
Maturity Date		May 01, 2017
Richardson Portfolio [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.10%
Bellevue Technology Center [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 59,580,000	52,960,000
Interest rate, effective percentage		2.77%
Maturity Date		Mar. 01, 2017
Bellevue Technology Center [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.25%
Portfolio Revolving Loan Facility [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 75,541,000	47,087,000
Interest rate, effective percentage		2.77%
Maturity Date		May 01, 2017
Portfolio Revolving Loan Facility [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 63,500,000.0
Portfolio Revolving Loan Facility [Member] \| Revolving Credit Facility [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Amount outstanding		63,500,000
Portfolio Revolving Loan Facility [Member] \| Non-Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		12,600,000.0
Portfolio Revolving Loan Facility [Member] \| Non-Revolving Credit Facility [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Amount outstanding		12,000,000
Unused borrowing capacity, amount		$ 600,000
Portfolio Revolving Loan Facility [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.25%
Portfolio Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 106,847,000	100,032,000
Interest rate, effective percentage		2.77%
Maturity Date		Jul. 01, 2017
Portfolio Mortgage Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.25%
Burbank Collection Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 9,208,000	9,098,000
Interest rate, effective percentage		2.91%
Maturity Date		Sep. 30, 2017
Burbank Collection Mortgage Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.35%
50 Congress Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 31,589,000	28,075,000
Interest rate, effective percentage		2.42%
Maturity Date		Oct. 01, 2017
50 Congress Mortgage Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		1.90%
1180 Raymond Bond [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Bonds payable		$ 6,675,000	6,795,000
Contractual interest rate, percentage		6.50%
Interest rate, effective percentage		6.50%
Maturity Date		Sep. 01, 2036
Central Building Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 27,600,000	24,896,000
Interest rate, effective percentage		2.27%
Maturity Date		Nov. 13, 2018
Central Building Mortgage Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		1.75%
Maitland Promenade II Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 19,922,000	20,182,000
Interest rate, effective percentage		3.42%
Maturity Date		Jan. 01, 2017
Maitland Promenade II Mortgage Loan [Member] \| Secured Debt [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Interest rate, effective percentage		3.25%
Maitland Promenade II Mortgage Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.90%
Westmoor Center Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 62,000,000	56,036,000
Interest rate, effective percentage		2.77%
Maturity Date		Feb. 01, 2018
Westmoor Center Mortgage Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.25%
Plaza Buildings Senior Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 110,182,000	111,000,000
Interest rate, effective percentage		2.42%
Maturity Date		Jan. 14, 2017
Plaza Buildings Senior Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		1.90%
424 Bedford Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 24,966,000	25,358,000
Contractual interest rate, percentage		3.91%
Interest rate, effective percentage		3.91%
Maturity Date		Oct. 01, 2022
1180 Raymond Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Notes payable		$ 31,000,000	28,100,000
Basis spread on variable rate		2.25%
Interest rate, effective percentage		2.77%
Maturity Date		Dec. 01, 2017
KBS SOR (BVI) Holdings, Ltd. Series A Debentures [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Bonds payable		$ 258,976,000	0
Contractual interest rate, percentage		4.25%
Interest rate, effective percentage		4.25%
Maturity Date		Mar. 01, 2023
Westpark Portfolio Mortgage Loan [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Bonds payable		$ 83,200,000	$ 0
Interest rate, effective percentage		3.02%
Maturity Date		Jul. 01, 2020
Westpark Portfolio Mortgage Loan [Member] \| One-month LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	2.50%	2.50%