Sale of Assets (Details) (USD $)	3 Months Ended						1 Months Ended				1 Months Ended		1 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013 Class A Membership Unit [Member]	Mar. 31, 2012 Class A Membership Unit [Member]	Mar. 31, 2013 Class B Membership Unit [Member]	Mar. 31, 2012 Class B Membership Unit [Member]	Apr. 19, 2007 Telos ID [Member]	Apr. 30, 2007 Telos ID [Member] Director Unit	Apr. 20, 2007 Telos ID [Member]	Apr. 11, 2007 Telos ID [Member]	Apr. 30, 2007 Telos ID [Member] Class A Membership Unit [Member] Director	Apr. 20, 2007 Telos ID [Member] Class A Membership Unit [Member]	Apr. 30, 2007 Telos ID [Member] Class B Membership Unit [Member] Director	Apr. 20, 2007 Telos ID [Member] Class B Membership Unit [Member]
Noncontrolling Interest [Line Items]
Net book value of assets contributed										$ 17,000
Percentage of membership interest owned before (in hundredths)							99.999%
Owned membership interest from private equity investors (in hundredths)							0.001%
Percentage of membership interest sold to investor (in hundredths)									39.999%
Cash consideration received on sale of membership interest									6,000,000
Recognized gain on sale of membership interests to the Investors								5,800,000
Percentage of ownership interest owned after transaction (in hundredths)											60.00%		40.00%
Number of members in board of director								5
Number of subclasses of membership units								2
Percentage of profit and loss allocated (in hundredths)												60.00%		40.00%
Profits	(656,000)	2,001,000	517,000	297,000	344,000	198,000
Number of directors entitled to appoint											3		2
Changes in non-controlling interest [Abstract]
Non-controlling interest, beginning of period	468,000	381,000
Net income	344,000	198,000
Distributions	(461,000)	(376,000)
Non-controlling interest, end of period	$ 351,000	$ 203,000