Mortgage Notes Payable

No definition available.

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- Definition

Ownership percentage of partner in Joint Venture.

+ References

No definition available.

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- Definition

Pledged assets separately reported real estate pledged as collateral at carrying value.

+ References

No definition available.

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- Definition

Weighted Average Maturity of Consolidated Debt

+ References

No definition available.

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- Definition

This is focus fiscal year of the document report in CCYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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-Subparagraph (SX 210.5-02.22(a)(1))

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- Definition

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

+ References

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-Name Regulation S-X (SX)

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-Subparagraph (SX 210.5-02.22(a)(2))

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

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- Definition

Fair value portion of notes payable.

+ References

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-Name Regulation S-X (SX)

-Number 210

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-Paragraph 19, 20, 22

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Notes Payable (Other Debt Information Textuals) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Feb. 28, 2013
Debt Instrument [Line Items]
Document Fiscal Year Focus	2014	2013	2012
Notes payable	$ 792,344,000us-gaap_LongTermDebt	$ 630,094,000us-gaap_LongTermDebt
Mortgage Notes Payable	652,100,000cuz_MortgageNotesPayable
Notes Payable, Fair Value Disclosure	835,400,000us-gaap_NotesPayableFairValueDisclosure	654,100,000us-gaap_NotesPayableFairValueDisclosure
Long Term Debt Nonrecourse
Debt Instrument [Line Items]
Carrying value of assets pledged as collateral for debt	680,900,000
Weighted average maturity of consolidated debt	5 years 5 months
Line of Credit [Member]
Debt Instrument [Line Items]
Notes payable	140,200,000	40,075,000
Interest rate on mortgage loan (percent)	1.27%
Debt Instrument, Maturity Date	May 28, 2019
Post Oak Central Mortgage Note [Member]
Debt Instrument [Line Items]
Notes payable	185,109,000	188,310,000
Interest rate on mortgage loan (percent)	4.26%
Promenade mortgage note
Debt Instrument [Line Items]
Notes payable	110,946,000	113,573,000
Interest rate on mortgage loan (percent)	4.27%
191 Peachtree Tower mortgage note
Debt Instrument [Line Items]
Notes payable	100,000,000	100,000,000
Interest rate on mortgage loan (percent)	3.35%
816 Congress mortgage note
Debt Instrument [Line Items]
Notes payable	85,000,000	0
Interest rate on mortgage loan (percent)	3.75%
Debt Instrument, Maturity Date	Nov. 01, 2024
Terminus Office Holdings [Member]
Debt Instrument [Line Items]
Debt instrument original principal amount				$ 82,000,000
Equity Method Investment, Ownership Percentage				50.00%
Institutional investors advised by J.P. Morgan Asset Management [Member] \| Terminus Office Holdings [Member]
Debt Instrument [Line Items]
Equity Method Investment, Ownership Percentage	50.00%