XML 67 R52.htm IDEA: XBRL DOCUMENT v3.20.4
Segment Reporting and Geographical Area Data - Segment Reporting on Basis of Geographical Location (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales $ 1,193.1 $ 1,513.3 $ 1,476.9
Income before income taxes 39.7 150.4 131.6
Long-lived assets at year end 325.7 343.3 332.7
Goodwill 371.2 363.0 364.9
Identifiable assets at year end 1,397.4 1,468.8 1,473.4
United States & North America [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales 642.4 897.2 803.1
Income before income taxes 0.0 53.9 37.1
Long-lived assets at year end 141.0 156.0 148.6
Identifiable assets at year end 368.8 419.5 402.5
United Kingdom [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales 689.1 810.9 797.5
Income before income taxes 16.9 67.0 59.5
Long-lived assets at year end 61.3 70.4 71.6
Identifiable assets at year end 455.8 487.2 504.7
Rest of Europe [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales 83.4 115.7 143.7
Income before income taxes 19.7 27.2 32.8
Long-lived assets at year end 123.2 116.6 112.2
Identifiable assets at year end 171.0 163.2 173.1
Rest of World [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales 45.6 47.8 29.5
Income before income taxes 3.1 2.3 2.2
Long-lived assets at year end 0.2 0.3 0.3
Identifiable assets at year end 30.6 35.9 28.2
Sales Between Areas [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales $ (267.4) $ (358.3) $ (296.9)