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Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 127,624 $ 119,747
Restricted cash 688 725
Short-term investments 103,277 104,181
Accounts receivable, net 99,479 109,609
Contract assets 25,602 18,293
Inventories 179,066 170,858
Prepaid expenses and other current assets 34,214 25,974
Total current assets 569,950 549,387
Property, plant, and equipment, net 104,128 99,743
Operating lease right-of-use assets 27,800 28,813
Intangible assets, net 31,401 33,905
Goodwill 181,943 181,943
Deferred income taxes 1,639 1,639
Other assets 3,503 3,546
Total assets 920,364 898,976
Current liabilities:    
Accounts payable 56,154 44,456
Accrued expenses and other current liabilities 80,920 79,752
Customer deposits and deferred revenue 61,893 63,136
Income taxes payable 1,633 1,860
Current portion of long-term debt 20,096  
Total current liabilities 220,696 189,204
Deferred income taxes 4,780 4,792
Long-term debt 253,840 229,438
Long-term operating lease liabilities 32,410 32,834
Other liabilities 5,068 5,080
Total liabilities 516,794 461,348
Stockholders' equity:    
Preferred stock, $0.01 par value; 500,000 shares authorized; no shares issued and outstanding.
Common stock, $0.01 par value; 120,000,000 shares authorized; 51,243,012 shares issued and outstanding at March 31, 2022 and 50,652,864 shares issued and outstanding at December 31, 2021 513 507
Additional paid-in capital 1,057,808 1,116,921
Accumulated deficit (655,412) (681,283)
Accumulated other comprehensive income 661 1,483
Total stockholders' equity 403,570 437,628
Total liabilities and stockholders' equity $ 920,364 $ 898,976