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

Real Estate and Intangible Assets - Summarized Information of Acquisition of Properties (Detail) (USD $)	6 Months Ended
	Jun. 30, 2013 Farm acre
Business Acquisition [Line Items]
Total Acreage	328
Number of Farms	2
Renewal Options	5 years
Total Purchase Price	$ 4,441,000
Acquisition Expenses	141,152
Annualized Straight-line Rent	280,903
Thirty Eight Avenue [Member] \| Covert, MI [Member]
Business Acquisition [Line Items]
Acquisition Date	Apr. 05, 2013
Sequoia Street [Member] \| Brooks, OR [Member]
Business Acquisition [Line Items]
Acquisition Date	May 31, 2013
Blueberries [Member] \| Thirty Eight Avenue [Member] \| Covert, MI [Member]
Business Acquisition [Line Items]
Acquisition Date	Apr. 05, 2013
Total Acreage	119
Number of Farms	1
Lease Term	7 years
Renewal Options	7 years
Total Purchase Price	1,341,000
Acquisition Expenses	40,133
Annualized Straight-line Rent	87,286
Blueberries [Member] \| Sequoia Street [Member] \| Brooks, OR [Member]
Business Acquisition [Line Items]
Acquisition Date	May 31, 2013
Total Acreage	209
Number of Farms	1
Lease Term	15 years
Renewal Options	5 years
Total Purchase Price	3,100,000
Acquisition Expenses	101,019
Annualized Straight-line Rent	$ 193,617