COPT Defense Properties Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

Information by Business Segment - Reconciliation of Segment Revenues to Total Revenues (Details)

Information by Business Segment - Reconciliation of Segment Revenues to Total Revenues (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Segment financial information for real estate operations
Total revenues	$ 208,759	$ 188,795	$ 606,788	$ 566,566
Reportable segments
Segment financial information for real estate operations
Total revenues	195,335	180,310	580,557	535,364
Service operations
Segment financial information for real estate operations
Total revenues	$ 13,424	$ 8,485	$ 26,231	$ 31,202

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details

- 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.

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+ Details