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

Real Estate and Intangible Assets - Significant Existing Real Estate Activity (Details) $ in Thousands		9 Months Ended	12 Months Ended
	Jun. 01, 2017 lease	Sep. 30, 2019 USD ($) a lease	Dec. 31, 2018 USD ($) pivot	Sep. 30, 2018 a
Real Estate Properties [Line Items]
Number of Leases	2
Total Acres \| a		81,586		67,826
Colorado
Real Estate Properties [Line Items]
Total Acres \| a		31,448		31,448
Number of irrigation pivots replaced \| pivot			23
Expended or accrued for capital improvements \| $			$ 1,400
Additional annualized straight-line rental income \| $		$ 117
Arizona, California, Florida, Michigan and Nebraska
Real Estate Properties [Line Items]
Number of Leases		16
Total Acres \| a		7,364
Prior Leases \| Arizona, California, Florida, Michigan and Nebraska
Real Estate Properties [Line Items]
Total annualized straight-line rent \| $		$ 3,527,000
Number of Leases with Participation Rents		1
Lease Structures - Number of NNN Leases		10
Lease Structures - Number of NN Leases		6
New Leases \| Arizona, California, Florida, Michigan and Nebraska
Real Estate Properties [Line Items]
Total annualized straight-line rent \| $		$ 3,804,000
Number of Leases with Participation Rents		3
Lease Term		4 years
Lease Structures - Number of NNN Leases		10
Lease Structures - Number of NN Leases		6