Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flows from operating activities
Net income	$ 64.6	$ 56.0
Reconciliation to net cash provided by operating activities:
Depreciation and amortization	24.4	22.2
Amortization of deferred financing costs and debt discount	0.4	0.3
Deferred income taxes	(5.1)	13.1
Equity in earnings from affiliated companies	(0.8)	(0.4)
Stock-based compensation	10.9	10.5
Changes in assets and liabilities:
Increase in accounts receivable	(19.5)	(68.8)
Increase in inventories	(10.9)	(20.7)
Increase in prepaid expenses and other current assets	(8.4)	(2.0)
(Decrease) increase in accounts payable/accrued liabilities	(0.9)	0.8
Other – net	(0.5)	(0.7)
Net cash provided by operating activities	54.2	10.3
Cash flows from investing activities
Capital expenditures	(85.5)	(85.4)
Acquisition of business and investment in affiliate	(10.0)	(8.6)
Net cash used for investing activities	(95.5)	(94.0)
Cash flows from financing activities
Proceeds from senior notes due 2027 (including original issue discount of $1.7 million)	398.3
Proceeds from Euro term loan	37.4
Proceeds from settlement of treasury locks associated with senior notes due 2027	10.0
Issuance costs related to senior notes due 2027	(3.7)
Borrowings from senior unsecured credit facility		111.0
Repayment of senior unsecured credit facility	(280.0)
Repayment of capital lease obligation and other debt, net	(0.1)	(6.9)
Dividends paid	(10.1)	(9.3)
Repurchase of stock	(63.7)	(34.9)
Activity under stock plans	(0.3)	(5.0)
Net cash provided by financing activities	87.8	54.9
Effect of exchange rate changes on cash and cash equivalents	0.4	1.2
Net increase (decrease) in cash and cash equivalents	46.9	(27.6)
Cash and cash equivalents at beginning of period	35.2	51.8
Cash and cash equivalents at end of period	82.1	24.2
Supplemental data:
Accrual basis additions to property, plant and equipment	$ 92.9	$ 73.3