Gladstone Land Corporation Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Borrowings - Summary of Borrowings by Type (Details)

Borrowings - Summary of Borrowings by Type (Details) - USD ($)					6 Months Ended
	Mar. 11, 2021	Mar. 03, 2021	Feb. 04, 2021	Jan. 28, 2021	Jun. 30, 2021	Dec. 31, 2020	Dec. 10, 2020	Feb. 20, 2020	Dec. 31, 2019	Dec. 05, 2014
MetLife Facility
Debt Instrument [Line Items]
Aggregate amount									$ 200,000,000.0
Principal outstanding					$ 37,000,000
Farmer Mac Facility
Debt Instrument [Line Items]
Aggregate amount			$ 2,460,000				$ 225,000,000.0			$ 125,000,000.0
Stated interest rate (as percent)			3.13%
Principal amortization term (in years)			25 years
Farm Credit West, FLCA
Debt Instrument [Line Items]
Aggregate amount				$ 2,073,000
Stated interest rate (as percent)				3.23%		4.99%
Principal amortization term (in years)				24 years 9 months 18 days
Notes Payable						$ 1,400,000
Mid Atlantic Farm Credit, ACA
Debt Instrument [Line Items]
Aggregate amount		$ 960,000
Stated interest rate (as percent)		3.80%
Principal amortization term (in years)		24 years 4 months 24 days
Rabo AgriFinance, LLC, 2.11% Through December 1, 2030
Debt Instrument [Line Items]
Aggregate amount	$ 3,780,000
Stated interest rate (as percent)	3.27%
Principal amortization term (in years)	25 years
Rabo AgriFinance, LLC, 2.11% Through December 1, 2022
Debt Instrument [Line Items]
Aggregate amount	$ 630,000
Stated interest rate (as percent)	2.44%
Notes payable to bank \| MetLife Facility
Debt Instrument [Line Items]
Aggregate amount					75,000,000			$ 75,000,000.0
Principal outstanding					$ 36,900,000
Stated interest rate (as percent)					2.75%
Undrawn commitment					$ 38,100,000				$ 21,500,000
Additional amount, maximum					24,200,000
Line of credit \| MetLife Facility
Debt Instrument [Line Items]
Aggregate amount					75,000,000
Principal outstanding					100,000
Undrawn commitment					74,900,000
Additional amount, maximum					$ 24,200,000
Minimum annualized rate (as percent)					2.50%
Line of credit \| MetLife Facility \| LIBOR
Debt Instrument [Line Items]
Variable rate (as percent)					2.00%
Minimum \| Notes payable to bank \| MetLife Facility
Debt Instrument [Line Items]
Undrawn amounts (as percent)					0.10%
Minimum \| Line of credit \| MetLife Facility
Debt Instrument [Line Items]
Undrawn amounts (as percent)					0.10%
Maximum \| Notes payable to bank \| MetLife Facility
Debt Instrument [Line Items]
Undrawn amounts (as percent)					0.20%
Maximum \| Line of credit \| MetLife Facility
Debt Instrument [Line Items]
Undrawn amounts (as percent)					0.20%