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Fair Value Information (Policy)
9 Months Ended
Sep. 30, 2012
Fair Value Measurements  
Fair Value Level Measurements Policy
The following fair value information is based on a fair value hierarchy that prioritizes the inputs to valuation techniques used to measure fair value. The three levels in the hierarchy used to measure fair value are:
Level 1 – Unadjusted quoted prices in active markets accessible at the reporting date for identical assets and liabilities.
Level 2 – Quoted prices for similar assets or liabilities in active markets. Quoted prices for identical or similar assets and liabilities in markets that are not considered active or financial instruments for which all significant inputs are observable, either directly or indirectly.
Level 3 – Prices or valuations that require inputs that are significant to the valuation and are unobservable.