Compensation Plans Non Stock-based Compensation (Details) - Net Profits Plan [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Total Cash Payments, Made or Accrued under Profit Sharing Plan	$ 1.9	$ 2.2	$ 3.2	$ 5.4
Cash Payments Made or Accrued under Profit Sharing Plan Related to Divestiture Proceeds	$ 3.8	$ 8.5	$ 3.8	$ 8.5