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Derivative Financial Instruments | 3 Months Ended
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Mar. 31, 2013
Derivative Financial Instruments [Abstract] |
Derivative Financial Instruments | Note 5. Derivative Financial Instruments The Company's zero cost interest rate collar with Wells Fargo Bank, National Association terminated on March 4, 2013, the stated maturity date, by its terms. There were no balances outstanding under the zero cost interest rate collar at that time.

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- Definition The entire disclosure for the entity's entire derivative instruments and hedging activities. 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