RELATED PARTY TRANSACTIONS Table (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Related Party Transaction [Line Items]
Expenses for payroll, employee benefit plans and unit-based compensation	$ 49,793	$ 42,736	$ 144,146	$ 141,933
Other expenses	$ 197	$ 167	$ 377	$ 344