EQUITY INVESTMENTS IN JOINT VENTURES (Tables)

12 Months Ended

Dec. 31, 2016

Equity Method Investments and Joint Ventures [Abstract]

Equity Method Investments

The following table presents our investments in unconsolidated affiliates by business segment at the dates indicated. We account for these investments using the equity method.

				December 31,
	Ownership Interest			2016		2015
				(in millions)
Natural Gas:
Texas Express Pipeline LLC		35.0	%		332.8		343.5
Texas Express Gathering LLC		35.0	%		27.9		28.8
Total equity investments in joint ventures				$	360.7	$	372.3