Medicis Settlement - Additional Information (Detail) (Medicis Pharmaceutical Corporation, USD $)
In Millions, unless otherwise specified |
1 Months Ended | 3 Months Ended | 12 Months Ended | |
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Oct. 31, 2012
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Mar. 31, 2015
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Dec. 31, 2014
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Dec. 31, 2013
|
|
Settlement And Termination [Line Items] | ||||
Settlement consideration payable | $ 25.0 | |||
Upfront payment paid | 7.0 | |||
Proceeds Sharing Arrangement
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Settlement And Termination [Line Items] | ||||
Settlement agreement, payable | 14.0 | |||
Settlement payment | 7.1 | 6.9 | ||
Remaining contractual term (in years) | 3 years 3 months | |||
Risk-free interest rate | 1.00% | |||
Fair value assumptions, credit risk adjustment | 6.50% | |||
Product Approval Payment Derivative
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Settlement And Termination [Line Items] | ||||
Settlement agreement, payable | 4.0 | |||
Fair value of derivative | 1.6 |