Investments (Equity Method Investments) (Details) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Schedule of Equity Method Investments [Line Items]
Carrying value	$ 3,906,647		$ 3,906,647		$ 3,428,633
Payment for acquisition of equity method investments			479,465	0
Equity in earnings	57,064	(10,031)	5,838	(12,253)
General Finance Incorporated (GFI) [Member]
Schedule of Equity Method Investments [Line Items]
Carrying value	3,906,647		3,906,647		3,428,633
Ownership percentage	22.45%		22.45%		19.34%
Payment for acquisition of equity method investments			500,000		700,000
Undistributed earnings	843,358		843,358		837,519
Difference between carrying amount and the underlying equity in net assets	102,724		102,724		172,654
Equity in earnings		(10,031)		(12,253)
Brick purchases from GFI	$ 300,000	$ 200,000	$ 500,000	$ 400,000