Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 48,936	$ 56,170
Accounts receivable, less allowance of $161 in 2017 and $153 in 2016	33,811	25,216
Inventories, net	33,883	27,136
Other current assets	3,470	3,250
Total current assets	120,100	111,772
Long-term deferred tax assets, net	21	38
Long-term investments, net	2,599	2,508
Property, plant and equipment, net	41,248	37,574
Other assets	2,108	2,175
Total assets	166,076	154,067
Current liabilities:
Accounts payable	11,508	7,588
Accrued compensation and benefits	8,939	8,965
Accrued expenses	2,311	2,179
Income taxes payable	252	92
Deferred revenue	8,769	3,403
Total current liabilities	31,779	22,227
Long-term deferred revenue	321	374
Contingent consideration obligations	78	253
Long-term income taxes payable	191	196
Other long-term liabilities	90
Total liabilities	32,459	23,050
Commitments and contingencies (Note 9)
Vicor Corporation stockholders' equity:
Common Stock	400	397
Additional paid-in capital	180,132	176,344
Retained earnings	91,994	93,438
Accumulated other comprehensive loss	(397)	(561)
Treasury stock, at cost	(138,927)	(138,927)
Total Vicor Corporation stockholders' equity	133,320	130,809
Noncontrolling interest	297	208
Total equity	133,617	131,017
Total liabilities and equity	166,076	154,067
Class B Common Stock [Member]
Vicor Corporation stockholders' equity:
Common Stock	$ 118	$ 118

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Balance Type:	credit
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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.