Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements Of Cash Flows

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Condensed Consolidated Statements Of Cash Flows (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Apr. 30, 2012
Apr. 30, 2011
Operating Activities    
Net loss $ (20,228) $ (6,754)
Adjustments to reconcile net loss to net cash provided (used in) by operating activities:    
Depreciation and amortization 1,541 759
(Gain) loss on disposition of assets 32  
Stock-based compensation 5,500 936
Remeasurement of preferred stock warrants   1,523
Amortization of premium on investments 92  
Amortization of debt issuance cost and debt discount 66 1
Changes in assets and liabilities:    
Accounts receivable (3,793) 1,007
Prepaid expenses and other assets (433) (1,406)
Accounts payable and accrued liabilities 1,022 (624)
Accrued royalties 4,314 3,006
Accrued compensation (2,445) 2,781
Deferred revenue 2,509 1,546
Reimbursement of cost of leasehold improvements 1,243  
Net cash provided (used in) by operating activities (10,580) 2,775
Investing Activities    
Purchases of property and equipment (1,243) (2,086)
Purchase of short-term investments (17,641)  
Maturities of short-term investments 28,100  
Net cash provided by (used) in investing activities 9,216 (2,086)
Financing Activities    
Repayments of debt   (164)
Proceeds from issuance of common stock 1,928 145
Net cash provided by (used in) financing activities 1,928 (19)
Net increase in cash and cash equivalents 564 670
Cash and cash equivalents at beginning of period 44,126 43,048
Cash and cash equivalents at end of period $ 44,690 $ 43,718