Other Current Liabilities (Schedule Of Components Of Other Current Liabilities) (Details) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Other Current Liabilities	$ 15,414	$ 16,023
Manufacturing And Technology Transfer Services [Member]
Other Current Liabilities	2,416	5,076
Selling And Marketing Expense Accrual [Member]
Other Current Liabilities	1,030	1,317
Salaries And Related Expenses [Member]
Other Current Liabilities	3,170	2,460
Severance [Member]
Other Current Liabilities	1,765	271
Legal And Professional Fees [Member]
Other Current Liabilities	1,238	1,691
Accrued Interest - Tax [Member]
Other Current Liabilities	962	962
Allowance For Product Returns [Member]
Other Current Liabilities	849	469
Accrued Taxes [Member]
Other Current Liabilities	821	733
Clinical Research Organization Expenses [Member]
Other Current Liabilities	684	687
Returned Product Liability [Member]
Other Current Liabilities	546	679
Sales Force Recruiting [Member]
Other Current Liabilities	222	412
Allowance For Product Rebates [Member]
Other Current Liabilities	155	318
Other [Member]
Other Current Liabilities	$ 1,556	$ 948