Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Deficit - Summary of Changes in Shareholders' Deficit (Detail)

v3.20.2
Shareholders' Deficit - Summary of Changes in Shareholders' Deficit (Detail) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Beginning balance $ (388.5) $ (629.1) $ (390.0) $ (723.4)
Issuance of 0.3, 0.2, 0.7 and 0.6 common shares from exercise of stock options, SARs, restricted stock units, employee stock purchase plan, and other 0.8 0.9 1.6 1.5
Additional capital from share-based compensation 12.2 9.9 22.5 20.5
Repurchases of 0.5, 0.1, 0.6, and 0.2 common shares (21.3) (1.4) (26.0) (9.0)
Reclassification from temporary equity   11.3    
Net income 115.1 76.5 160.7 172.8
Foreign currency translation adjustment, net of income taxes of $[ ], $(1.5), $[ ] and $(1.0) 17.2 (1.8) (39.9) 5.3
Unrealized loss on derivatives, net of income taxes (0.3) (0.5) 6.3 (1.9)
Ending balance (264.8) (534.2) (264.8) (534.2)
Common Shares [Member]        
Beginning balance 0.1 0.1 0.1 0.1
Ending balance 0.1 0.1 0.1 0.1
Treasury Stock [Member]        
Beginning balance (328.9) (328.9) (328.9) (328.9)
Ending balance (328.9) (328.9) (328.9) (328.9)
Paid-in Capital in Excess of par Value [Member]        
Beginning balance 373.0 333.8 366.6 341.5
Issuance of 0.3, 0.2, 0.7 and 0.6 common shares from exercise of stock options, SARs, restricted stock units, employee stock purchase plan, and other 0.8 0.9 1.6 1.5
Additional capital from share-based compensation 12.2 9.9 22.5 20.5
Repurchases of 0.5, 0.1, 0.6, and 0.2 common shares (5.3) (1.4) (10.0) (9.0)
Reclassification from temporary equity   11.3    
Ending balance 380.7 354.5 380.7 354.5
Accumulated Other Comprehensive Loss [Member]        
Beginning balance (263.0) (204.1) (212.5) (209.8)
Foreign currency translation adjustment, net of income taxes of $[ ], $(1.5), $[ ] and $(1.0) 17.2 (1.8) (39.9) 5.3
Unrealized loss on derivatives, net of income taxes (0.3) (0.5) 6.3 (1.9)
Ending balance (246.1) (206.4) (246.1) (206.4)
Accumulated Deficit [Member]        
Beginning balance (169.7) (430.0) (215.3) (526.3)
Repurchases of 0.5, 0.1, 0.6, and 0.2 common shares (16.0)   (16.0)  
Net income 115.1 76.5 160.7 172.8
Ending balance $ (70.6) $ (353.5) $ (70.6) $ (353.5)