Name:	cuz_EquityMethodInvestmentsIncludingThoseWithNegativeBalances
Namespace Prefix:	cuz_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Income (Loss) From Unconsolidated Joint Ventures

No definition available.

Name:	cuz_IncomeLossFromUnconsolidatedJointVentures
Namespace Prefix:	cuz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Ownership percentage of partner in Joint Venture.

No definition available.

Name:	cuz_OwnershipPercentageOfPartnerInJointVenture
Namespace Prefix:	cuz_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Area of land held.

No definition available.

Name:	us-gaap_AreaOfLand
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Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
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Period Type:	instant

Cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585

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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.

No definition available.