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Fair Value Measurements (Details 1) - USD ($) $ in Millions	Jun. 30, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Notes payable, carrying value	$ 579.5	$ 585.2
Debt instruments, fair value	631.5	647.2
Notes Payable to Fumedica
Debt Instrument [Line Items]
Notes payable, fair value	10.0	12.6
Notes payable, carrying value	9.4	11.7
6.875% Senior Notes due 2018
Debt Instrument [Line Items]
Notes payable, fair value	621.5	634.6
Notes payable, carrying value	$ 570.1	$ 573.5

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 825



-SubTopic 10



-Section 50



-Paragraph 10



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- Definition

Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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-Name Accounting Standards Codification



-Topic 942



-SubTopic 210



-Section S99



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Fair value portion of notes payable.

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