Pending Acquisition (Details) (USD $) In Millions	Jun. 30, 2011
Pending Acquisition
Total purchase price of the acquired entity	$ 37.6

Name:

prx_BusinessAcquisitionCostOfAcquiredEntityTotalMaximumPossiblePurchasePrice

Namespace Prefix:

prx

Data Type:

xbrli:monetaryItemType

Balance Type:

credit

Period Type:

instant