Leases (Tables)

12 Months Ended

Dec. 31, 2015

Leases [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Minimum future obligations on leases in effect at December 31, 2015 were: 

	Operating
(in millions)	Leases
2016	$	8.6
2017	7.7
2018	6.9
2019	5.3
2020	4.1
Thereafter	28.3
Total minimum obligations	$	60.9