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

Quarterly report [Sections 13 or 15(d)]

Information by Business Segment - Computation of NOI from Service Operations (Details)

Information by Business Segment - Computation of NOI from Service Operations (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
Construction contract and other service expenses	(12,763)	(7,952)	(24,338)	(29,530)
Service operations
Segment financial information for real estate operations
Total revenues	13,424	8,485	26,231	31,202
Construction contract and other service expenses	(12,763)	(7,952)	(24,338)	(29,530)
NOI	$ 661	$ 533	$ 1,893	$ 1,672

- Definition

The net result for the period of deducting operating expenses from operating revenues.

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- 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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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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