CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jul. 01, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 202,490	$ 199,706
Accounts receivable trade, net of allowance for credit losses of $55 and $43, respectively	62,811	43,531
Inventories, net	18,089	17,274
Prepayments, deposits and other current assets	13,066	10,900
Total current assets	296,456	271,411
Property, plant and equipment, net	42,813	35,912
Finance lease right-of-use assets, net	420	506
Operating lease right-of-use assets, net	30,363	31,310
Intangible assets, net	184	218
Goodwill	1,786	1,786
Deferred income taxes	3,217	3,813
Other assets	786	822
Total assets	376,025	345,778
Current liabilities:
Accounts payable	12,716	8,699
Obligations under finance leases	166	127
Obligations under operating leases	3,708	3,283
Allowance for sales returns	5,550	4,816
Other current liabilities	24,374	31,877
Total current liabilities	46,514	48,802
Obligations under finance leases	295	382
Obligations under operating leases	26,880	28,269
Deferred income taxes	1,037	811
Asset retirement obligations	169	198
Pension liability	1,823	8,758
Total liabilities	76,718	87,220
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.01 par value; 60,000 shares authorized: 48,024 and 47,716 shares issued and outstanding at July 1, 2022 and December 31, 2021, respectively	480	477
Additional paid-in capital	387,328	373,519
Accumulated other comprehensive loss	249	(4,048)
Accumulated deficit	(88,750)	(111,390)
Total stockholders’ equity	299,307	258,558
Total liabilities and stockholders’ equity	$ 376,025	$ 345,778