Inventory Adjustments, if FIFO Method In Use

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- Definition

The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

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- Definition

Long-lived assets that are held for sale apart from normal operations and anticipated to be sold in less than one year.

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Future cash outflow to pay for purchases of fixed assets that have occurred.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

The effect of liquidating LIFO (last in first out) inventory layers on income.

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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents notes payable as of the balance sheet date.

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The percentage of LIFO (last in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

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No definition available.

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Amount of the current period expense charged against operations, the offset which is generally to the allowance for doubtful accounts for the purpose of reducing receivables, including notes receivable, to an amount that approximates their net realizable value (the amount expected to be collected).

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- Definition

Cost incurred during the reporting period in transporting goods and services to customers. Includes freight-out costs.

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Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Concentration of Credit Risk
Expense for bad debts	$ (543,000)	$ 915,000	$ (1,455,000)
Inventories
Percentage of LIFO Inventory	20.00%
Cost valuation of inventory if FIFO had been used exclusively	8,700,000	9,600,000	9,900,000
Liquidation of LIFO inventories decreased cost of sales and increased income before taxes	400,000	800,000	700,000
Long-Lived Assets
Property, plant and equipment held for sale	5,700,000	5,700,000
Impairment charges	0	1,249,000	72,014,000
Shipping and Handling
Shipping and handling expenses	32,200,000	26,600,000	24,500,000
Cash and Cash Equivalents
Accrued capital expenditures excluded from investing activities	400,000	1,800,000
Canada [Member] \| Sales [Member]
Concentration of Credit Risk
Concentration risk percentage	9.00%	9.00%	10.00%
Canada [Member] \| Sales [Member] \| Customer Concentration Risk [Member]
Concentration of Credit Risk
Concentration risk percentage	9.00%
Senior Notes [Member] \| Carrying Value [Member]
Fair Value Measurement
Senior Notes	35,000,000
Senior Notes [Member] \| Fair Value [Member]
Fair Value Measurement
Senior Notes	$ 36,500,000
Customer 1 [Member] \| Sales [Member] \| Customer Concentration Risk [Member]
Concentration of Credit Risk
Concentration risk percentage	4.00%
Minimum [Member] \| Customer 2 [Member] \| Sales [Member] \| Customer Concentration Risk [Member]
Concentration of Credit Risk
Concentration risk percentage	3.00%