RELATED PARTY TRANSACTIONS Table 1 (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Related Party Transactions [Abstract]
Expenses for payroll, employee benefit plans and unit-based compensation	$ 32,053	$ 201,852	$ 197,745
Other expenses	$ 121	$ 484	$ 482