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

Quarterly report pursuant to Section 13 or 15(d)

Borrowings - Summary of Mortgage Note Payable and Line of Credit Additional Information (Detail)

Borrowings - Summary of Mortgage Note Payable and Line of Credit Additional Information (Detail)			6 Months Ended
	Jun. 14, 2017 USD ($)	May 31, 2017 USD ($)	Jun. 30, 2017 USD ($) property	Jan. 12, 2017 USD ($)	Jun. 16, 2016 USD ($)	Dec. 05, 2014 USD ($)
New MetLife Facility
Debt Instrument [Line Items]
Principal Outstanding			$ 140,658,000
Commitment fee (as percent)			0.20%
Long-term debt, additional amount available			$ 8,600,000
Minimum annualized rate (as percent)			2.50%
Farm Credit Central Florida Notes Payable
Debt Instrument [Line Items]
Principal Outstanding			$ 22,019,000
Interest rate (as percent)			3.47%
Farm Credit West Notes Payable
Debt Instrument [Line Items]
Principal Outstanding			$ 12,892,000
Interest rate (as percent)			3.66%
Farmer Mac Bonds Payable
Debt Instrument [Line Items]
Aggregate/Initial Commitment			$ 125,000,000		$ 125,000,000	$ 75,000,000
Principal Outstanding			$ 81,521,000
Interest rate (as percent)			3.10%
Undrawn Commitment			$ 42,343,000
Long-term debt, additional amount available			$ 0
Properties pledged as collateral \| property			0
Farmer Mac Bonds Payable, 2017 Issuances
Debt Instrument [Line Items]
Aggregate/Initial Commitment				$ 32,400,000
Farmer Mac Bonds Payable, 2017 Issuances \| Minimum
Debt Instrument [Line Items]
Interest rate (as percent)				2.80%
Farmer Mac Bonds Payable, 2017 Issuances \| Maximum
Debt Instrument [Line Items]
Interest rate (as percent)				3.63%
Notes payable to bank \| Metlife Term Loans
Debt Instrument [Line Items]
Aggregate/Initial Commitment		$ 15,300,000
Debt term		28 years 7 months
Notes payable to bank \| Metlife Term Loans \| Minimum
Debt Instrument [Line Items]
Interest rate (as percent)		3.55%
Notes payable to bank \| Metlife Term Loans \| Maximum
Debt Instrument [Line Items]
Interest rate (as percent)		3.85%
Notes payable to bank \| New MetLife Facility
Debt Instrument [Line Items]
Aggregate/Initial Commitment			$ 150,000,000
Principal Outstanding			$ 105,608,000
Interest rate (as percent)			3.16%
Debt term			10 years
Undrawn Commitment			$ 40,980,000
Notes payable to bank \| Cape Fear Farm Credit Notes Payable
Debt Instrument [Line Items]
Aggregate/Initial Commitment	$ 1,301,000
Interest rate (as percent)		4.41%
Debt term	40 years 2 months
MetLife Lines of Credit \| New MetLife Facility
Debt Instrument [Line Items]
Aggregate/Initial Commitment			50,000,000
Principal Outstanding			35,050,000
Undrawn Commitment			$ 14,950,000
Effective interest rate (as percent)			3.40%
MetLife Lines of Credit \| New MetLife Facility \| LIBOR
Debt Instrument [Line Items]
Percentage added to LIBOR (as percent)			2.25%