Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

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- Definition

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

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Restructuring and Discontinued Operations (Details 2) (USD $)	3 Months Ended		9 Months Ended				3 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 Contract termination	Dec. 31, 2012 Contract termination	Sep. 30, 2013 Closed facility	Sep. 30, 2013 Closed facility
Other
Selling and administrative	$ 13,557,000	$ 17,108,000	$ 39,265,000	$ 48,909,000			$ 200,000	$ 1,100,000
Payments for natural gas contract								1,000,000
Current liabilities					700,000	2,300,000
Noncurrent liabilities					$ 9,400,000	$ 9,800,000