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

Real Estate and Intangible Assets - Summary of Geographic Locations of Properties (Detail) (USD $)	6 Months Ended
	Jun. 30, 2013 acre Farm Lease	Jun. 30, 2012 Farm acre Lease
Real Estate Properties [Line Items]
Number of Farms	14	8
Number of Leases	10	6
Total Acres	1,959	1,288
% of Total Acres	100.00%	100.00%
Rental Revenue	$ 1,864,339	$ 1,625,375
% of Total Rental Revenue	100.00%	100.00%
California [Member]
Real Estate Properties [Line Items]
Number of Farms	6	6
Number of Leases	5	5
Total Acres	1,229	1,229
% of Total Acres	62.70%	95.40%
Rental Revenue	1,591,082	1,591,208
% of Total Rental Revenue	85.30%	97.90%
Florida [Member]
Real Estate Properties [Line Items]
Number of Farms	6	2
Number of Leases	3	1
Total Acres	402	59
% of Total Acres	20.50%	4.60%
Rental Revenue	236,271	34,167
% of Total Rental Revenue	12.70%	2.10%
Michigan [Member]
Real Estate Properties [Line Items]
Number of Farms	1	0
Number of Leases	1	0
Total Acres	119	0
% of Total Acres	6.10%	0.00%
Rental Revenue	20,851
% of Total Rental Revenue	1.10%	0.00%
Oregon [Member]
Real Estate Properties [Line Items]
Number of Farms	1	0
Number of Leases	1	0
Total Acres	209	0
% of Total Acres	10.70%	0.00%
Rental Revenue	$ 16,135
% of Total Rental Revenue	0.90%	0.00%