Accounting Policies (Details 2) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Gross Balance
Balance at the beginning of the period	$ 450.0	$ 447.1
Acquired During the Period	78.8	15.0
Foreign Currency Translation and Other	(15.2)	(12.1)
Balance at the end of the period	513.6	450.0
Accumulated Impairment Losses
Balance at the beginning of the period	(22.0)	(22.0)
Impairment Loss During the Period	(1.2)
Balance at the end of the period	(23.2)	(22.0)
Net goodwill	490.4	428.0
Pre-tax Goodwill impairment charge	1.2
BRAE
Accumulated Impairment Losses
Impairment Loss During the Period	(1.2)
Pre-tax Goodwill impairment charge	1.2
North America
Gross Balance
Balance at the beginning of the period	213.8	210.4
Acquired During the Period	1.8	2.7
Foreign Currency Translation and Other		0.7
Balance at the end of the period	215.6	213.8
Accumulated Impairment Losses
Balance at the beginning of the period	(22.0)	(22.0)
Impairment Loss During the Period	(1.2)
Balance at the end of the period	(23.2)	(22.0)
Net goodwill	192.4	191.8
Pre-tax Goodwill impairment charge	1.2
Europe
Gross Balance
Balance at the beginning of the period	228.1	228.8
Acquired During the Period	72.8	12.3
Foreign Currency Translation and Other	(15.6)	(13.0)
Balance at the end of the period	285.3	228.1
Accumulated Impairment Losses
Net goodwill	285.3	228.1
Asia
Gross Balance
Balance at the beginning of the period	8.1	7.9
Acquired During the Period	4.2
Foreign Currency Translation and Other	0.4	0.2
Balance at the end of the period	12.7	8.1
Accumulated Impairment Losses
Net goodwill	$ 12.7	$ 8.1