Years Ended December 31, | |||||||||||
2013 | 2012 | 2011 | |||||||||
Supplemental schedule of cash flow information: | |||||||||||
Cash paid during period for: | |||||||||||
Interest | $ | 97.2 | $ | 77.5 | $ | 99.6 | |||||
Income taxes, net of refunds | 301.5 | 306.2 | 309.4 | ||||||||
Disclosure of non-cash financing and investing activities: | |||||||||||
Surrender of restricted stock awards and performance shares | 7.1 | 10.9 | 6.0 | ||||||||
Conversion of zero-coupon convertible debt | 10.3 | 3.8 | 36.2 | ||||||||
Assets acquired under capital leases | 13.1 | — | — | ||||||||
Accrued property, plant and equipment | 9.1 | 1.2 | — | ||||||||