Summary Of Significant Accounting Policies (Sales-Related Reserves) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013	Dec. 31, 2012
Summary Of Significant Accounting Policies [Line Items]
Total	$ 26,913	$ 35,370
Medicaid Rebates [Member]
Summary Of Significant Accounting Policies [Line Items]
Rebates	22,961	30,981	30,542	33,921
Other rebates, chargebacks and discounts
Summary Of Significant Accounting Policies [Line Items]
Rebates	$ 3,952	$ 4,389