Stockholders' Equity - Schedule of Common Stock Distributions (Details) - $ / shares	7 Months Ended	12 Months Ended
	Jul. 31, 2025	Dec. 31, 2025	Sep. 30, 2025	Aug. 31, 2025
Subsidiary, Sale of Stock [Line Items]
Declared per Common Share, annually	$ 0.73	$ 0.68	$ 0.70	$ 0.71
O 2025 M1 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)	0.06083333
O 2025 M2 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)	0.06083333
O 2025 M3 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)	0.06083333
O 2025 M4 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)	0.06083333
O 2025 M5 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)	0.06083333
O 2025 M6 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)	0.06083333
O 2025 M7 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)	$ 0.06083333
O 2025 M8 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)		0.05944444
O 2025 M9 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)		0.05805556
O 2025 M10 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)		0.05666667
O 2025 M11 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)		0.05666667
O 2025 M12 Dividends
Subsidiary, Sale of Stock [Line Items]
Common stock, distribution rate (in dollars per share)		$ 0.05666667

Cottonwood Communities, Inc. 10-K