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Summary of Significant Accounting Policies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Jun. 30, 2012	Sep. 30, 2013
Summary of Significant Accounting Policies [Abstract]
Clinical Services Reimbursement	$ 0.6	$ 0.9	$ 2.9	$ 1.4

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- Definition

Clinical Services Reimbursement

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No definition available.

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