Gladstone Land Corporation Annual report pursuant to Section 13 and 15(d)

Related-Party Transactions - Additional Information (Detail) (USD $)	3 Months Ended		12 Months Ended
	Dec. 31, 2013	Mar. 31, 2013	Dec. 31, 2013	Dec. 31, 2012
Related Party Transactions [Abstract]
Maximum annual management fee			2.00%
Reimbursement for overhead expenses			2.00%
Amount of payroll and benefits reimbursed			2.00%
Overhead expense reimbursements limitation period			1 year
Annual base management fee, in percentage of stockholders' equity, in excess of recorded value of preferred stock			1.00%
Expected annual base management fee			2.00%
Pre-incentive quarterly fee FFO in percentage of common stockholders equity that will reward the advisor	1.75%
Pre-incentive annual fee FFO in percentage of common stockholders equity that will reward the advisor	7.00%
Amount to be paid to adviser in percentage of pre-incentive fee condition one	100.00%
Pre-incentive fee in percentage of common stockholders equity that awards adviser hundred percent of amount of pre-incentive fee, maximum percentage	2.1875%
Adviser will receive 100% of the amount of the pre-incentive fee FFO annually that exceeds the hurdle but less than	8.75%
Amount to be paid to adviser in percentage of pre-incentive fee condition two	20.00%
Pre-incentive fee in percentage of common stockholders' equity that awards the adviser 20% of the amount of the pre-incentive fee, minimum percentage	2.1875%
Incentive fee paid to adviser		$ 41,037	$ 41,037	$ 0