Slicers (applies to each fact value in each table cell)

Reporting Entity [Axis]

0000842162 (http://www.sec.gov/CIK)

Restructuring and Related Activities [Abstract]	Period [Axis]
	2016-01-01 - 2016-12-31
Restructuring and Related Activities [Abstract]
Summary of Restructuring Activity	A summary of 2016 activity is shown below (in millions):   Accrual as of   2016   Utilization   Accrual as of   January 1, 2016   Charges   Cash   Non-cash   December 31, 2016 Employee termination benefits $ 66.5   $ 54.1   $ (51.2 )   $ —   $ 69.4 Asset impairments —   4.7   —   (4.7 )   — Contract termination costs 5.3   0.1   (0.8 )   —   4.6 Other related costs —   4.7   (4.7 )   —   — Total $ 71.8   $ 63.6   $ (56.7 )   $ (4.7 )   $ 74.0 A summary of 2015 activity, excluding the pension benefit plan curtailment loss of $7.7 million, is shown below (in millions):   Accrual as of   2015   Utilization   Accrual as of   January 1, 2015   Charges   Cash   Non-cash   December 31, 2015 Employee termination benefits $ 45.1   $ 70.0   $ (48.6 )   $ —   $ 66.5 Asset impairments —   3.9   —   (3.9 )   — Contract termination costs 5.1   1.7   (1.5 )   —   5.3 Other related costs —   5.5   (3.5 )   (2.0 )   — Total $ 50.2   $ 81.1   $ (53.6 )   $ (5.9 )   $ 71.8 A summary of 2014 activity is shown below (in millions):   Accrual as of   2014   Utilization   Accrual as of   January 1, 2014   Charges   Cash   Non-cash   December 31, 2014 Employee termination benefits $ 38.7   $ 88.6   $ (82.2 )   $ —   $ 45.1 Asset impairments —   0.5   —   (0.5 )   — Contract termination costs 5.6   0.5   (1.0 )   —   5.1 Other related costs —   17.4   (17.4 )   —   — Total $ 44.3   $ 107.0   $ (100.6 )   $ (0.5 )   $ 50.2