Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

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For contingent consideration arrangements and indemnification assets recognized in connection with a business combination, this element represents an estimate of the low-end of the potential range (undiscounted) of the consideration which may be paid.

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Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount of loss contingency liability.

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-Section 50

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Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

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-Name Accounting Standards Codification

-Topic 460

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-Section 50

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Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

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-Name Accounting Standards Codification

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The total amount of sublease rental income recognized during the period that reduces the entity's rent expense incurred under operating leases.

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-Name Accounting Standards Codification

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-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

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Contingent Consideration Arrangements, Range of Outcomes, Payable Period

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Commitments and Contingencies (Textuals) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	$ 10,700,000us-gaap_LeaseAndRentalExpense	$ 10,300,000us-gaap_LeaseAndRentalExpense
Net rental expense			12,000,000us-gaap_OperatingLeasesRentExpenseNet
Sublease income			400,000
Outstanding unconditional contractual commitments for the purchase of raw materials, utilities and equipment	20,400,000
Outstanding uncondintional contractual commitments due to be paid in 2015	6,000,000
Contingent consideration, payable period	5 years
Contingent consideration, estimated outcome, low	0
Contingent consideration, estimated outcome, high	4,100,000
Insurance Claims [Member]
Operating Leased Assets [Line Items]
Accrual for insurance obligations	8,700,000
Amount reimbursable by the insurance company	4,600,000
Revolving Credit Facility Due 2017 [Member] \| Letter of Credit [Member]
Operating Leased Assets [Line Items]
Letters of credit supporting the reimbursement of workers' compensation and other claims	$ 3,500,000
Patents [Member] \| La Model Ltd. [Member]
Operating Leased Assets [Line Items]
Weighted average useful life	17 years