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Commitments And Contingencies (Narrative) (Details) (USD $)	Sep. 30, 2013	Jan. 31, 2013	Sep. 30, 2013 CEO Post Employment Benefits [Member]	Dec. 31, 2012 CEO Post Employment Benefits [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Liability estimated after a reasonable margin for statistical fluctuations	$ 2,900,000
Accrued expenses and other current liabilities			2,100,000	2,100,000
Additional payment for CEO remaining employed as of January 1, 2013		$ 100,000

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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