CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)	Dec. 31, 2012	Dec. 31, 2011
Allowance for doubtful accounts receivable (in dollars)	$ 35,000	$ 35,000
Accumulated amortization, deferred finance costs (in dollars)	6,273,113	5,707,043
Deferred costs, leasing, accumulated amortization (in dollars)	1,312,085	1,205,985
Finite-lived intangible assets, accumulated amortization (in dollars)	$ 1,594,815	$ 569,737
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized	15,850,000	13,350,000
Common stock, shares, issued	11,436,044	9,851,914
Common stock, shares, outstanding	11,436,044	9,851,914
Excess stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Excess stock, shares authorized	4,000,000	6,500,000
Excess stock, shares issued	0	0
Excess stock, shares outstanding	0	0
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	150,000	150,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0