Condensed Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Income Statement [Abstract]
Net sales	$ 816,601us-gaap_SalesRevenueNet	$ 855,846us-gaap_SalesRevenueNet
Cost of goods sold	694,364us-gaap_CostOfGoodsSold	727,839us-gaap_CostOfGoodsSold
Gross profit	122,237us-gaap_GrossProfit	128,007us-gaap_GrossProfit
Selling, general and administrative expenses	54,451	58,409
Rationalization charges	725	1,588
Income from operations	67,061us-gaap_OperatingIncomeLoss	68,010us-gaap_OperatingIncomeLoss
Interest and other debt expense before loss on early extinguishment of debt	16,443us-gaap_InterestExpense	18,686us-gaap_InterestExpense
Loss on early extinguishment of debt	0	1,474
Interest and other debt expense	16,443us-gaap_InterestAndDebtExpense	20,160us-gaap_InterestAndDebtExpense
Income before income taxes	50,618	47,850
Provision for income taxes	17,314us-gaap_IncomeTaxExpenseBenefit	16,374us-gaap_IncomeTaxExpenseBenefit
Net income	$ 33,304us-gaap_ProfitLoss	$ 31,476us-gaap_ProfitLoss
Earnings per share:
Basic net income per share	$ 0.53us-gaap_EarningsPerShareBasic	$ 0.50us-gaap_EarningsPerShareBasic
Diluted net income per share	$ 0.53us-gaap_EarningsPerShareDiluted	$ 0.49us-gaap_EarningsPerShareDiluted
Dividends per share	$ 0.16	$ 0.15
Weighted average number of shares:
Basic (in shares)	62,801	63,497
Effect of dilutive securities (in shares)	281	426
Diluted (in shares)	63,082	63,923

Aggregate dividends declared during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770