SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Claim and Litigation Including Self-Insurance) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Self-insured liabilities (undiscounted)	$ 50,538	$ 48,019
Insured liabilities (undiscounted)	17,497	15,054
Discount Rate	0.98%	0.51%
Investments and long-term receivables	16,917	14,822
Other accrued liabilities	(16,657)	(17,260)
Other noncurrent liabilities	(49,148)	(44,902)
Net liabilities (discounted)	$ (48,888)	$ (47,340)