Principles Of Consolidation Principles of Consolidation (Tables)

9 Months Ended

Sep. 30, 2012

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

The following table summarizes the fair value hierarchy of our financial assets and liabilities carried at fair value on a recurring basis as of September 30, 2012:



			Fair Value Measurement Hierarchy
(in millions)	Total Carrying Value		Quoted prices in active market (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
Restricted amounts held in escrow-long term	$	132.0	$	132.0	$	—	$	—
Total assets at fair value	$	132.0	$	132.0	$	—	$	—

- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

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