Notes Receivable from Asset Sales (Tables)

12 Months Ended

Dec. 31, 2015

Notes Receivable From Asset Sales [Abstract]

Notes receivable from asset sales [Table Text Block]

Dollar amounts in millions	Interest  Rate 2015		December 31,
			2015		2014
Notes receivable (secured), maturing 2018, interest rates fixed	7.3	%	$	22.2	$	22.2
Notes receivable (secured), maturing 2018, interest rate variable			410.0		410.0
Total			432.2		432.2
Current portion			—		—
Long-term portion			$	432.2	$	432.2