Acquisitions (Schedule Of Purchase Price Allocation) (Details) - Futura Industries [Member] $ in Thousands	Feb. 15, 2017 USD ($)
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]
Accounts receivable	$ 6,680
Inventories	10,342
Property, plant & equipment	32,662
Total identifiable net assets	72,489
Prepaid Expense and Other Assets	240
Current Liabilities	(8,135)
Business Combination, Consideration Transferred	82,788
Customer relationships
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]
Identifiable finite-lived intangible assets	24,000
Goodwill	10,299
Trade Names [Member]
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]
Identifiable finite-lived intangible assets	$ 6,700

Business Combinations Purchase Price Allocated

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Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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-Name Accounting Standards Codification
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The amount of inventory recognized as of the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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