Certain Relationships and Related Party Transactions (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Certain Relationships And Related Party Transactions (Textual) [Abstract]
Credit facility	$ 4,000,000		$ 4,000,000
Lease period for office space			5 years
Percentage of annual rent increase of lease			4.50%
Current rental payments under the lease			19,000
Reduction in selling general and administrative costs and expenses	52,000	78,000	103,000	154,000
Aggregate account receivable from NIMS	35,000		35,000		66,000
Mr. Spragens and The Frost Group [Member]
Certain Relationships And Related Party Transactions (Textual) [Abstract]
Credit facility	4,000,000		4,000,000
Miami [Member]
Certain Relationships And Related Party Transactions (Textual) [Abstract]
Current rental payments under the lease	$ 69,000	$ 47,000	$ 126,000	$ 94,000