Segment Information (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net sales and long-lived assets
Net sales	$ 355.3	$ 351.8	$ 353.7	$ 331.6	$ 311.0	$ 294.5	$ 305.1	$ 263.0	$ 1,392.4	$ 1,173.6	$ 1,108.3
Consolidated long-lived assets	779.5				654.5				779.5	654.5	658.8
United States
Net sales and long-lived assets
Consolidated long-lived assets	568.2				467.8				568.2	467.8	458.8
United States | Net sales by Geography
Net sales and long-lived assets
Net sales									721.5	614.8	532.6
United States | Net Sales by External Customers
Net sales and long-lived assets
Net sales									615.7	528.1	462.6
International
Net sales and long-lived assets
Consolidated long-lived assets	211.3				186.7				211.3	186.7	200.0
International | Net sales by Geography
Net sales and long-lived assets
Net sales									670.9	558.8	575.7
International | Net Sales by External Customers
Net sales and long-lived assets
Net sales									776.7	645.5	645.7
France
Net sales and long-lived assets
Consolidated long-lived assets	36.0				36.3				36.0	36.3	40.1
France | Net sales by Geography
Net sales and long-lived assets
Net sales									257.6	208.8	203.7
France | Net Sales by External Customers
Net sales and long-lived assets
Net sales									132.3	107.5	103.7
Spain
Net sales and long-lived assets
Consolidated long-lived assets	60.5				58.4				60.5	58.4	69.0
Spain | Net sales by Geography
Net sales and long-lived assets
Net sales									142.6	111.0	95.1
Spain | Net Sales by External Customers
Net sales and long-lived assets
Net sales									120.8	95.6	87.3
Austria | Net sales by Geography
Net sales and long-lived assets
Net sales									95.5	91.4	144.4
United Kingdom
Net sales and long-lived assets
Consolidated long-lived assets	68.4				53.7				68.4	53.7	48.1
United Kingdom | Net sales by Geography
Net sales and long-lived assets
Net sales									102.1	85.9	79.8
United Kingdom | Net Sales by External Customers
Net sales and long-lived assets
Net sales									80.2	67.9	61.2
Germany | Net Sales by External Customers
Net sales and long-lived assets
Net sales									87.7	76.5	83.2
Other
Net sales and long-lived assets
Consolidated long-lived assets	46.4				38.3				46.4	38.3	42.8
Other | Net sales by Geography
Net sales and long-lived assets
Net sales									73.1	61.7	52.7
Other | Net Sales by External Customers
Net sales and long-lived assets
Net sales									$ 355.7	$ 298.0	$ 310.3