XML 62 R7.htm IDEA: XBRL DOCUMENT v2.4.0.8
Condensed Consolidated Statements of Cash Flows (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Operating activities:    
Net loss $ (31,489) $ (15,318)
Adjustments to reconcile net loss to net cash used in operating activities:    
Amortization of intangible assets 2,531 2,665
Depreciation and amortization of property and equipment 5,307 6,822
Loss on disposal of property and equipment 62 93
Allowance for bad debt 328 0
Stock-based compensation 3,361 4,543
Accretion of asset retirement obligation 0 22
Impairment of marketable securities   753
(Accretion of discount) amortization of premium on marketable securities (63) 508
Changes in operating assets and liabilities:    
Accounts receivable 833 2,390
Inventories (614) 1,727
Prepaid expenses and other current assets 4 (2,824)
Other assets (37) (1,321)
Accounts payable (2,164) (4,077)
Accrued compensation (155) (2,077)
Other accrued liabilities 1,080 581
Deferred revenues 1,923 (1,642)
Net cash used in operating activities (19,093) (7,155)
Investing activities:    
Decrease in restricted cash 600 0
Purchase of property and equipment (447) (2,632)
Purchase of marketable securities 0 (20,638)
Proceeds from sale of marketable securities 0 8,376
Proceeds from maturities of marketable securities 13,410 20,800
Proceeds from disposal of property and equipment 150 0
Net cash provided by investing activities 13,713 5,906
Financing activities:    
Proceeds from exercises of stock options 288 894
Net cash provided by financing activities 288 894
Effect of exchange rate changes on cash and cash equivalents 0 166
Net decrease in cash and cash equivalents (5,092) (189)
Cash and cash equivalents at the beginning of the period 32,003 [1] 25,762
Cash and cash equivalents at the end of the period 26,911 25,573
Long term deposit in other assets transferred to property and equipment $ 1,912 $ 0
[1] The Condensed Consolidated Balance Sheet as of December 31, 2012 has been derived from the audited consolidated financial statements as of that date, but does not include all disclosures including notes required by GAAP for complete financial statements.