Acquisitions - Schedule of Business Combination (Details) - NSA Merger $ in Thousands	Jul. 22, 2026 USD ($) shares
Business Combination [Line Items]
Cash	$ 1,350,794
Total Consideration	$ 6,442,849
Common Stock
Business Combination [Line Items]
Business combination, consideration transferred, equity interest (in shares) \| shares	11,217,966
Shares of common stock issued	$ 3,488,787
OP Units
Business Combination [Line Items]
Business combination, consideration transferred, equity interest (in shares) \| shares	4,125,017
Shares of common stock issued	$ 1,218,466
PSA Series T Preferred Shares
Business Combination [Line Items]
Shares of common stock issued	216,272
PSA Series U Preferred Shares
Business Combination [Line Items]
Shares of common stock issued	153,606
PSA OP Series T-1 Preferred Units
Business Combination [Line Items]
Shares of common stock issued	$ 14,924

Number of shares of equity interest issued or issuable by acquirer as part of consideration transferred in business combination.

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