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Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Forecasted effective income tax rate, as a percentage	37.70%
Effective Income Tax Rate, Continuing Operations, Percentage Increase in Rate	3.10%
Effective income tax rate, as a percentage	34.60%	34.60%
Accrued income taxes payable	$ 304	$ 300

- Definition

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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