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Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended		6 Months Ended
	Jul. 30, 2026	Jul. 15, 2026	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Subsequent Event [Line Items]
Dividends declared per share (in dollars per share)			$ 0.67	$ 0.62	$ 1.34	$ 1.24
Subsequent Event \| Cohen & Steers Quality Income Realty Fund, Inc.
Subsequent Event [Line Items]
Proceeds from issuance of common stock under employee stock purchase plan		$ 220.0
Offering Cost, Expense		$ 5.5
Dividends declared \| Subsequent Event
Subsequent Event [Line Items]
Dividends declared per share (in dollars per share)	$ 0.67