Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities
Net income	$ 156.5	$ 140.8
Reconciliation to net cash provided by operating activities:
Depreciation and amortization	52.6	42.8
Amortization of deferred financing costs	1.3	1.8
Deferred income taxes	50.5	18.1
Equity in earnings from affiliated companies	(1.1)	(0.8)
Stock-based compensation	14.0	14.7
Excess tax benefits on stock-based compensation	(5.5)	(5.0)
Changes in assets and liabilities:
Increase in accounts receivable	(30.4)	(0.1)
Increase in inventories	(44.6)	(25.2)
Increase in prepaid expenses and other current assets	(11.6)	(2.0)
Increase in accounts payable and accrued liabilities	10.7	12.9
Other-net	(0.6)	(2.1)
Net cash provided by operating activities	191.8	195.9
Cash flows from investing activities
Capital expenditures	(194.4)	(133.1)
Net cash used in investing activities	(194.4)	(133.1)
Cash flows from financing activities
Proceeds from senior unsecured credit facility	481.0
Proceeds from previous senior secured credit facility	189.0	309.0
Repayment of previous senior secured credit facility	(481.0)	(212.0)
Repayment of senior unsecured credit facility	(51.0)
Repayment of capital lease obligations and other debt, net	(0.2)	(1.9)
Issuance costs related to senior credit facilities	(1.3)	(2.4)
Repayment of senior secured credit facility - term loan		(85.0)
Repurchase of stock	(160.0)	(50.0)
Activity under stock plans	2.2	5.6
Net cash used in financing activities	(21.3)	(36.7)
Effect of exchange rate changes on cash and cash equivalents	(3.9)	1.0
Net (decrease) increase in cash and cash equivalents	(27.8)	27.1
Cash and cash equivalents at beginning of period	65.5	32.6
Cash and cash equivalents at end of period	37.7	59.7
Supplemental data:
Accrual basis additions to property, plant and equipment	$ 179.2	$ 121.9