TOWER SALE AND LEASEBACK (Details) (USD $)	6 Months Ended
	Jun. 30, 2013 number	Mar. 31, 2013	Dec. 31, 2012
Minimum Lease Payments Sale Leaseback Transactions [Abstract]
Remainder of 2013	$ 386,000
2014	792,000
2015	816,000
2016	840,000
2017	865,000
Thereafter	12,447,000
Total	16,146,000
Tower Sale And Leaseback [Abstract]
Principal portion of total lease obligations	0	12,600,000	0
Deferred Finance Costs, Current, Net	200,000
Amortization Period Of Deferred Finance Costs	42
Operating Lease Remaining Life Amortization Period	16.5
Sale Leaseback Transaction Current Period Gain Recognized	1,600,000
Sale Leaseback Transaction Deferred Gain Gross	9,900,000
Sale Leaseback Transaction Deferred Gain Short Term	600,000
Sale Leaseback Transaction Deferred Gain Long Term	$ 9,300,000
Sale Leaseback Transaction Imputed Interest Rate	5.50%