Commitments and Contingencies (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Outstanding performance bonds	$ 496
Future obligations under leases	$ 255,600

Outstanding commitments to fund real estate projects.

No definition available.

Name:	cuz_OutstandingCommitmentsToFundRealEstateProjects
Namespace Prefix:	cuz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant