v2.3.0.15
Consolidated Statements of Cash Flows Statement (USD $)
In Thousands
9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Cash flows from operating activities:  
Net income including noncontrolling interests in operating subsidiaries$ 27,648$ 42,710
Adjustments to reconcile net income including noncontrolling interests in operating subsidiaries to net cash provided by operating activities:  
Depreciation and amortization8,3935,608
Non-cash stock compensation9,8915,574
Gain on investments(15)0
Changes in assets and liabilities:  
Accounts receivable(24,573)(33,870)
Prepaid expenses and other assets949(707)
Accounts payable and accrued expenses(737)82
Royalties and contingent legal fees payable24,29012,460
Deferred revenues0(1,510)
Net cash provided by operating activities45,84630,347
Cash flows from investing activities:  
Purchases of property and equipment(172)(39)
Purchase of available-for-sale investments(8,427)0
Sale of available-for-sale investments600
Patent acquisition costs(2,805)(3,074)
Net cash used in investing activities(11,344)(3,113)
Cash flows from financing activities:  
Proceeds from sale of common stock, net of issuance costs175,2320
Distributions to noncontrolling interests in operating subsidiary(2,897)(2,788)
Contributions from noncontrolling interests in operating subsidiary877444
Excess tax benefits from stock-based compensation230
Proceeds from exercises of stock options4116,801
Net cash provided by (used in) financing activities173,6464,457
Increase in cash and cash equivalents208,14831,691
Cash and Cash Equivalents, beginning102,51551,735
Cash and Cash Equivalents, ending$ 310,663$ 83,426