Quarterly report pursuant to Section 13 or 15(d)

RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS - CONSOLIDATED BALANCE SHEETS (Details)

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RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS - CONSOLIDATED BALANCE SHEETS (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Current assets:            
Cash and cash equivalents $ 25,574   $ 25,963 $ 25,698    
Restricted cash 180   212 223    
Accounts receivable 51,529   72,464 61,309    
Manufacturing inventories 21,376   19,441 23,671    
Service parts inventories 25,880   25,304 25,458    
Prepaid expenses 4,149   4,158 9,241    
Other current assets 5,389   5,513 4,839    
Total current assets 134,077   153,055 150,439    
Property and equipment, net 14,621   16,555 15,973    
Intangible assets, net 2,819   4,941 7,245    
Goodwill 12,969   12,969 12,969    
Right-of-use assets, net 9,844   10,291 10,579    
Other long-term assets 20,474   15,846 12,477    
Total assets 194,804   213,657 209,682    
Current liabilities:            
Accounts payable 26,946   35,716 34,263    
Accrued compensation 13,746   15,710 13,192    
Deferred revenue, current portion 70,696   79,807 69,499    
Term debt, current portion 82,681   5,000 5,000    
Warrant liabilities 4,056   7,989 7,563    
Other accrued liabilities 11,724   13,666 14,502    
Total current liabilities 231,299   157,888 144,019    
Deferred revenue, net of current portion 35,337   35,495 36,480    
Revolving credit facility 0   16,750 21,500    
Term debt, net of current portion       68,250    
Operating lease liabilities 10,079   10,169 10,315    
Other long-term liabilities 12,522   11,370 11,653    
Total liabilities 289,237   298,026 292,217    
Preferred stock:            
Preferred stock, 20,000 shares authorized; no shares issued 0   0 0    
Common stock:            
Common stock, $0.01 par value; 225,000 shares authorized; 95,519 and 93,574 shares issued and outstanding 956   936 922    
Additional paid-in capital 705,230   702,370 696,567    
Accumulated deficit (798,567)   (786,094) (776,027)    
Accumulated other comprehensive loss (2,052)   (1,581) (3,997)    
Total stockholders’ deficit (94,433) $ (91,321) (84,369) (82,535) $ (76,499) $ (143,737)
Total liabilities and stockholders’ deficit $ 194,804   $ 213,657 209,682    
As previously reported            
Current assets:            
Cash and cash equivalents       25,698    
Restricted cash       223    
Accounts receivable       61,309    
Manufacturing inventories       23,671    
Service parts inventories       25,458    
Prepaid expenses       9,241    
Other current assets       4,839    
Total current assets       150,439    
Property and equipment, net       15,973    
Intangible assets, net       7,245    
Goodwill       12,969    
Right-of-use assets, net       10,579    
Other long-term assets       12,477    
Total assets       209,682    
Current liabilities:            
Accounts payable       34,263    
Accrued compensation       13,192    
Deferred revenue, current portion       70,184    
Term debt, current portion       5,000    
Warrant liabilities       0    
Other accrued liabilities       14,502    
Total current liabilities       137,141    
Deferred revenue, net of current portion       40,165    
Revolving credit facility       21,500    
Term debt, net of current portion       68,250    
Operating lease liabilities       10,315    
Other long-term liabilities       11,653    
Total liabilities       289,024    
Preferred stock:            
Preferred stock, 20,000 shares authorized; no shares issued       0    
Common stock:            
Common stock, $0.01 par value; 225,000 shares authorized; 95,519 and 93,574 shares issued and outstanding       922    
Additional paid-in capital       716,800    
Accumulated deficit       (793,067)    
Accumulated other comprehensive loss       (3,997)    
Total stockholders’ deficit       (79,342)    
Total liabilities and stockholders’ deficit       209,682    
Adjustments            
Current assets:            
Cash and cash equivalents       0    
Restricted cash       0    
Accounts receivable       0    
Manufacturing inventories       0    
Service parts inventories       0    
Prepaid expenses       0    
Other current assets       0    
Total current assets       0    
Property and equipment, net       0    
Intangible assets, net       0    
Goodwill       0    
Right-of-use assets, net       0    
Other long-term assets       0    
Total assets       0    
Current liabilities:            
Accounts payable       0    
Accrued compensation       0    
Deferred revenue, current portion       (685)    
Term debt, current portion       0    
Warrant liabilities       7,563    
Other accrued liabilities       0    
Total current liabilities       6,878    
Deferred revenue, net of current portion       (3,685)    
Revolving credit facility       0    
Term debt, net of current portion       0    
Operating lease liabilities       0    
Other long-term liabilities       0    
Total liabilities       3,193    
Preferred stock:            
Preferred stock, 20,000 shares authorized; no shares issued       0    
Common stock:            
Common stock, $0.01 par value; 225,000 shares authorized; 95,519 and 93,574 shares issued and outstanding       0    
Additional paid-in capital       (20,233)    
Accumulated deficit       17,040    
Accumulated other comprehensive loss       0    
Total stockholders’ deficit       (3,193)    
Total liabilities and stockholders’ deficit       $ 0