Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 190,611	$ 182,418
Short-term Investments	0	45,215
Accounts receivable, less allowance of $87 in 2022 and $82 in 2021	65,429	55,097
Inventories	101,410	67,322
Other current assets	5,154	6,708
Total current assets	362,604	356,760
Deferred tax assets	280	208
Long-term investment, net	2,622	2,639
Property, plant and equipment, net	166,009	115,975
Other assets	5,386	1,623
Total assets	536,901	477,205
Current liabilities:
Accounts payable	22,207	21,189
Accrued compensation and benefits	10,849	12,753
Accrued litigation	6,500	0
Accrued expenses	8,613	4,158
Sales allowances	1,661	1,464
Short-term lease liabilities	1,450	1,551
Income taxes payable	72	66
Short-term deferred revenue and customer prepayments	13,197	7,912
Total current liabilities	64,549	49,093
Long-term deferred revenue	145	413
Long-term income taxes payable	862	569
Long-term lease liabilities	7,009	3,225
Total liabilities	72,565	53,300
Commitments and contingencies (Note 15)
Vicor Corporation stockholders' equity:
Additional paid-in capital	360,365	345,664
Retained earnings	243,079	217,633
Accumulated other comprehensive loss	(988)	(1,328)
Treasury stock at cost: 11,634,806 shares in 2022 and 2021	(138,927)	(138,927)
Total Vicor Corporation stockholders' equity	464,088	423,599
Noncontrolling interest	248	306
Total equity	464,336	423,905
Total liabilities and equity	536,901	477,205
Class B Common Stock [Member]
Vicor Corporation stockholders' equity:
Common Stock	118	118
Common Stock [Member]
Vicor Corporation stockholders' equity:
Common Stock	$ 441	$ 439