Preferred Stock and Units - Additional Information (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Preferred Units [Line Items]
Preferred stock, shares authorized	11,000,000		11,000,000
Preferred stock, liquidation preference per share	$ 25.00		$ 25.00
Total declared and undeclared, unpaid cash dividends to preferred stockholders	$ 2,188,910	$ 2,188,910
Preferred stock amount of undeclared and cumulative preferred dividends	8,800,000
Declared unpaid preferred stock dividends amount	2,200,000
Preferred stock amount of undeclared and cumulative preferred dividends	8,800,000
Declared unpaid preferred units dividends amount	2,200,000
8% Series B Cumulative Redeemable Perpetual Preferred Units [Member]
Preferred Units [Line Items]
Total declared and undeclared, unpaid cash dividends to preferred stockholders	4,025,000
7.875% Series C Cumulative Redeemable Perpetual Preferred Units [Member]
Preferred Units [Line Items]
Total declared and undeclared, unpaid cash dividends to preferred stockholders	3,825,802
8.25% Series D Cumulative Redeemable Perpetual Preferred Units [Member]
Preferred Units [Line Items]
Total declared and undeclared, unpaid cash dividends to preferred stockholders	$ 3,093,750
Sotherly Hotels LP [Member]
Preferred Units [Line Items]
Preferred stock, liquidation preference per share	$ 25.00		$ 25.00
8.0% Series B Cumulative Redeemable Perpetual Preferred Stock [Member]
Preferred Units [Line Items]
Preferred stock, shares authorized	11,000,000		11,000,000
Preferred stock, liquidation preference per share	$ 25.00
Total declared and undeclared, unpaid cash dividends to preferred stockholders	$ 4,025,000
7.875% Series C Cumulative Redeemable Perpetual Preferred Stock [Member]
Preferred Units [Line Items]
Preferred stock, shares authorized	11,000,000		11,000,000
Preferred stock, liquidation preference per share	$ 25.00
Total declared and undeclared, unpaid cash dividends to preferred stockholders	$ 3,825,802
8.25% Series D Cumulative Redeemable Perpetual Preferred Stock [Member]
Preferred Units [Line Items]
Preferred stock, shares authorized	11,000,000		11,000,000
Preferred stock, liquidation preference per share	$ 25.00
Total declared and undeclared, unpaid cash dividends to preferred stockholders	$ 3,093,750