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Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Current assets:    
Cash and cash equivalents $ 8,686 $ 7,143
Accounts receivable, net of allowance for doubtful accounts of $561 and $541, respectively 27,416 25,259
Inventories 34,234 37,976
Prepaid expenses and other 9,977 7,978
Total current assets 80,313 78,356
Property, plant and equipment, net of accumulated depreciation of $26,688 and $26,049, respectively 4,692 5,390
Rental assets, net of accumulated depreciation of $6,258 and $5,484, respectively 4,904 4,816
Intangible assets, net of accumulated amortization of $38,447 and $31,629, respectively 39,327 41,383
Goodwill 21,922 21,922
Right-of-use assets 6,122 6,662
Other assets 448 488
Total assets 157,728 159,017
Current liabilities:    
Accounts payable 34,573 29,018
Accrued expenses and other current liabilities 27,109 27,945
Total current liabilities 61,682 56,963
Liabilities, Noncurrent [Abstract]    
2025 Notes, net 158,799 158,427
Revolving credit facility, net 3,651 6,919
Deferred tax liabilities, net 299 323
Other long-term liabilities 6,021 6,503
Total liabilities 230,452 229,135
Commitments and contingencies
Stockholders’ deficit:    
Preferred Stock, Value, Issued 0 0
Common stock, par value $0.001; 150,000,000 shares authorized, 109,371,693 and 108,468,150 shares issued and outstanding, respectively 109 108
Additional paid-in capital 796,981 793,855
Accumulated other comprehensive loss (6,236) (6,329)
Accumulated deficit (863,578) (857,752)
Total stockholders’ deficit (72,724) (70,118)
Total liabilities and stockholders’ deficit $ 157,728 $ 159,017