Noncontrolling Interests - Holders of Convertible Limited Partnership Units in the Operating Partnership (Details) - shares		3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Noncontrolling Interest [Line Items]
Limited partnership units (in shares)	8,800,000	8,800,000		8,800,000
Leasehold Interest Contributed In Contribution Agreement
Noncontrolling Interest [Line Items]
Number of partnership units issued in transaction (in shares)	469,740
Noncontrolling Interests
Noncontrolling Interest [Line Items]
Limited partnership units, conversion ratio	1	1		1
Outstanding stock percent that should be acquired for rights to be exercised (as a percent)	39.90%	39.90%		39.90%
Limited partnership units convertible into shares of common stock, eligible for conversion (in shares)	825,000	825,000		825,000
Fully converted partnership units and diluted weighted average shares outstanding		34,100,000	34,000,000	34,000,000	34,000,000
Partners capital account units placed In escrow (in shares)				708,035
Saul Holdings Limited Partnership
Noncontrolling Interest [Line Items]
Percentage of ownership interest of noncontrolling interest (as a percent)	26.60%	26.60%		26.60%
Saul Holdings Limited Partnership | Noncontrolling Interests
Noncontrolling Interest [Line Items]
Percentage of ownership interest of noncontrolling interest (as a percent)	28.00%	28.00%		28.00%
Limited partnership units, conversion ratio	1	1		1
Third Party Investor
Noncontrolling Interest [Line Items]
Percentage of ownership interest of noncontrolling interest (as a percent)	1.40%	1.40%		1.40%