XML 134 R119.htm IDEA: XBRL DOCUMENT v3.20.4
Income Taxes - Deferred Tax Assets and Liabilities (Detail) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]    
Alternative minimum tax and other credit carryforwards $ 998.0 $ 962.1
Accrued and unfunded compensation and employee benefits 239.9 156.0
Amortizable intangible assets 61.3 54.3
Compensation expense related to stock options 14.4 11.3
Accrued liabilities 65.7 63.9
Accrued pension liability 9.3 9.9
Investments 1.3 0.9
Net operating loss carryforwards 36.1 37.2
Capital loss carryforwards 9.0 12.6
Lease liabilities 96.3 65.3
Hedging instruments 34.6 11.7
Other 2.8 4.3
Total deferred tax assets 1,568.7 1,389.5
Valuation allowance for deferred tax assets (94.9) (80.5)
Deferred tax assets 1,473.8 1,309.0
Nondeductible amortizable intangible assets 316.9 322.4
Investment-related partnerships 8.5 9.1
Depreciable fixed assets 32.4 22.4
Right-of-use assets 92.2 62.6
Revenue recognition 33.1 63.7
Other prepaid items 12.0 10.6
Total deferred tax liabilities 495.1 490.8
Net deferred tax assets $ 978.7 $ 818.2