Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 174,164	$ 158,781
Restricted cash	289	339
Short-term investments	130,696	146,664
Accounts receivable, net	92,397	103,018
Contract assets	39,436	24,370
Inventories	245,108	237,635
Prepaid expenses and other current assets	36,105	35,471
Total current assets	718,195	706,278
Property, plant, and equipment, net	113,461	118,459
Operating lease right-of-use assets	27,332	24,377
Intangible assets, net	40,229	43,945
Goodwill	214,964	214,964
Deferred income taxes	117,901	117,901
Other assets	3,033	3,117
Total assets	1,235,115	1,229,041
Current liabilities:
Accounts payable	46,850	42,383
Accrued expenses and other current liabilities	50,119	57,624
Contract liabilities	80,556	118,026
Current portion of long-term debt	26,448
Total current liabilities	203,973	218,033
Deferred income taxes	6,445	6,552
Long-term debt	249,105	274,941
Long-term operating lease liabilities	34,938	31,529
Other liabilities	25,641	25,544
Total liabilities	520,102	556,599
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; 56,773,294 shares issued and outstanding at June 30, 2024 and 56,364,131 shares issued and outstanding at December 31, 2023	569	564
Additional paid-in capital	1,208,348	1,202,440
Accumulated deficit	(495,371)	(532,169)
Accumulated other comprehensive income	1,467	1,607
Total stockholders' equity	715,013	672,442
Total liabilities and stockholders' equity	$ 1,235,115	$ 1,229,041