v2.4.0.6
Consolidated Statements of Cash Flows (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Cash flows from operating activities:    
Net loss $ (8,022) $ (23,173)
Adjustments to reconcile to net cash provided by operating activities:    
Stock-based compensation expense 2,712 2,441
Depreciation and amortization 2,373 2,235
Deferred income taxes 6,944 2,879
Non-cash development expenses from joint ventures 1,212 2,550
Change in fair value of contingent value rights (3,005) 581
Impairment of in-process research and development 9,600 0
Excess tax benefits from stock-based compensation 862 (39)
Other (19) 13
Changes in operating assets and liabilities:    
Accounts receivable 30,501 27,350
Inventories (2,658) (9,441)
Income taxes (11,154) (15,238)
Prepaid expenses and other assets 443 923
Accounts payable (1,988) (736)
Accrued expenses and other liabilities (11) (33)
Accrued compensation (10,895) (10,525)
Deferred revenue (1,075) (2,510)
Net cash provided by (used in) operating activities 15,820 (22,723)
Cash flows from investing activities:    
Purchases of property, plant and equipment (22,329) (8,432)
Proceeds from sale of assets 11,765 0
Proceeds from maturity of investments 1,966 0
Purchase of investments 0 (4,309)
Net cash used in investing activities (8,598) (12,741)
Cash flows from financing activities:    
Release of restricted cash deposit 220 0
Proceeds from borrowings on long-term indebtedness 9,621 0
Issuance of common stock subject to exercise of stock options 242 4,198
Excess tax benefits from stock-based compensation (862) 39
Principal payments on long-term indebtedness (8,203) (842)
Contingent value right payment (1,748) 0
Net cash provided by (used in) financing activities (730) 3,395
Effect of exchange rate changes on cash and cash equivalents 32 (25)
Net increase (decrease) in cash and cash equivalents 6,524 (32,094)
Cash and cash equivalents at end of period 143,901 169,019
Cash and cash equivalents at end of year $ 150,425 $ 136,925