COMMITMENTS AND CONTINGENCIES LEASES (Details) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Commitments and Contingencies Disclosure [Abstract]
Lease Terms Range Minimum	1 year
Lease Terms Range Maximum	20 years
2012 Total Capital Leases	$ 9,049,000
2012 Total Operating Leases	29,123,000
2013 Total Capital Leases	4,148,000
2013 Total Operating Leases	24,156,000
2014 Total Capital Leases	2,343,000
2014 Total Operating Leases	17,803,000
2015 Total Capital Leases	375,000
2015 Total Operating Leases	14,156,000
2016 Total Capital Leases	0
2016 Total Operating Leases	11,134,000
Thereafter Total Capital Leases	0
Thereafter Total Operating Leases	31,236,000
Total minimum lease payments Total Capital Leases	15,915,000
Total minimum lease payments Total Operating Leases	127,608,000
Imputed Interest Minimim	4.00%
Imputed Interest Rate Maximum	16.00%
Less: imputed interest at interest rates ranging from 4.00% to 16.00%	1,230,000
Present value of future minimum lease payments	14,685,000
Current portion of capital lease obligations	8,310,000	7,954,000
Capital lease obligations, less current portion	6,375,000	6,839,000
Operating Leases, Rent Expense, Net	$ 86,700,000	$ 71,700,000	$ 53,600,000