Goodwill and Other Intangibles - Narratives (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Finite-Lived Intangible Assets, Net
Increase in goodwill as a result of foreign currency translation adjustments			$ 19,100
Foreign currency translation adjustments	$ (5,204)	$ 28,630	25,308	$ 24,268
Amortization of intangible assets	$ 44,800	$ 38,600	133,000	$ 143,300
Net Intangible Assets
Finite-Lived Intangible Assets, Net
Foreign currency translation adjustments			$ 44,600

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

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+ Details

W. P. Carey Inc. 10-Q