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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Current assets:    
Cash and cash equivalents $ 88,628 $ 20,462
Short-term investments 246,589 120,089
Accounts receivable, net of allowances for doubtful accounts of $12,711 and $9,049 as of December 31, 2020 and December 31, 2019, respectively 29,932 23,867
Inventory 5,313 4,037
Prepaid expenses and other current assets 7,363 4,337
Total current assets 377,825 172,792
Long-term investments 0 8,030
Property and equipment, net 34,247 26,464
Operating lease right-of-use assets 84,714 90,124
Goodwill 862 862
Other assets 14,091 7,940
Total assets 511,739 306,212
Current liabilities:    
Accounts payable 4,365 8,243
Accrued liabilities 40,532 32,714
Deferred revenue 930 1,251
Debt, current portion 11,667 1,944
Operating lease liabilities, current portion 8,171 7,914
Total current liabilities 65,665 52,066
Debt, noncurrent portion 21,339 32,989
Other noncurrent liabilities 1,830 0
Operating lease liabilities, noncurrent portion 81,293 85,748
Total liabilities 170,127 170,803
Commitments and contingencies (Note 6)
Stockholders’ equity:    
Preferred stock, $0.001 par value – 5,000,000 shares authorized at December 31, 2020 and 2019; and none issued and outstanding at December 31, 2020 and 2019, respectively 0 0
Common stock, $0.001 par value – 100,000,000 shares authorized at December 31, 2020 and 2019; 29,019,350 and 26,682,720 shares issued and outstanding at December 31, 2020 and 2019, respectively 27 25
Additional paid-in capital 646,258 395,695
Accumulated other comprehensive income 11 82
Accumulated deficit (304,684) (260,393)
Total stockholders’ equity 341,612 135,409
Total liabilities and stockholders’ equity $ 511,739 $ 306,212