Quarterly report pursuant to Section 13 or 15(d)

Balance Sheets

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Balance Sheets - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Current assets    
Cash and cash equivalents $ 55,090 $ 56,836
Short-term investments 19,028  
Accounts receivable, net of allowances of $7,129 and $3,745 as of September 30, 2015 and December 31, 2014, respectively 20,890 19,349
Inventories, net of allowances of $128 and $141 as of September 30, 2015 and December 31, 2014 respectively 9,357 7,616
Deferred cost of revenue 474 515
Income tax receivable 2,161 2,129
Deferred tax asset - current 5,540 4,976
Prepaid expenses and other current assets 1,896 1,122
Total current assets 114,436 92,543
Property and equipment    
Rental equipment, net of allowances of $897 and $832 as of September 30, 2015 and December 31, 2014, respectively 54,369 48,359
Manufacturing equipment and tooling 4,391 3,985
Computer equipment and software 4,349 3,699
Furniture and equipment 795 649
Leasehold improvements 961 756
Land and building 126 126
Construction in process 593 193
Total property and equipment 65,584 57,767
Less accumulated depreciation (33,875) (25,840)
Property and equipment, net 31,709 31,927
Intangible assets, net 227 270
Deferred tax asset - noncurrent 11,002 15,248
Other assets 97 97
Total assets 157,471 140,085
Current liabilities    
Accounts payable and accrued expenses 14,303 11,273
Accrued payroll 4,639 4,066
Current portion of long-term debt 311 299
Warranty reserve - current 1,172 781
Deferred revenue - current 2,412 2,316
Total current liabilities 22,837 18,735
Long-term liabilities    
Warranty reserve - noncurrent 616 334
Deferred revenue - noncurrent 3,695 2,176
Long-term debt - noncurrent 80 315
Other noncurrent liabilities 321 375
Total liabilities $ 27,549 $ 21,935
Commitments and contingencies (Note 5)
Stockholders' equity    
Common stock, $0.001 par value per share; 200,000,000 authorized; 19,586,673 and 19,059,364 shares issued and outstanding as of September 30, 2015 and December 31, 2014, respectively $ 19 $ 19
Additional paid-in capital 178,869 174,824
Accumulated deficit (48,966) (56,693)
Total stockholders' equity 129,922 118,150
Total liabilities and stockholders' equity $ 157,471 $ 140,085