Commitments and Contingencies Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies Disclosure [Abstract]

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

Future minimum lease payments under noncancelable operating leases amounted to $16.3 million at December 31, 2012 as follows:

Years ending December 31,	(in millions)
2013	$	3.7
2014	$	2.7
2015	$	2.5
2016	$	1.4
2017	$	1.2
Thereafter	$	4.8