TRANSACTIONS WITH RELATED PARTIES (Details) (USD $)	3 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 TTG [Member]	Dec. 31, 2012 RTI [Member]	Dec. 20, 2011 RTI [Member]
Related Party Transaction [Line Items]
Ownership percentage (in hundredths)					49.00%		50.00%
Notes from related parties	$ 1,709,000	$ 1,709,000	$ 1,571,000		$ 2,018,000
Interest rate on note receivable (in hundredths)					7.65%	6.00%
Term of note receivable						5 years
Term of interest receivable					8 years
Percentage held by unaffiliated owner (in hundredths)						50.00%
Proceeds from divestiture of interest		0	526,000	0		526,000
Promissory notes receivable one						1,885,000
Promissory notes receivable two						137,500
Gain (loss) on sale of investments	580,000	580,000	(747,000)	213,000		(967,000)
Notes receivable current	4,383,000	4,383,000	4,450,000			162,000
Long term notes receivable	33,381,000	33,381,000	37,714,000			1,700,000
Payments for fees		$ 1,490,000	$ 856,000	$ 1,261,000