CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 41,917		$ 45,414
Accounts receivable, net	14,904		12,140
Inventories, net	17,830		17,102
Prepaid expenses and other	946		1,629
Total current assets	75,597		76,285
Other assets:
Note receivable from affiliate	40,000		34,000
Goodwill	23,742		23,742
Other noncurrent	590		590
Total other assets	64,332		58,332
Property and equipment:
Land	4,940		4,940
Buildings	22,807		22,835
Equipment	67,259		67,073
Construction in progress	662		603
Gross property and equipment	95,668		95,451
Less accumulated depreciation	64,164		63,639
Net property and equipment	31,504		31,812
Total assets	171,433		166,429
Current liabilities:
Accounts payable and accrued liabilities	10,514		12,504
Income taxes payable to affiliates	715		1,165
Total current liabilities	11,229		13,669
Noncurrent liabilities -
Deferred income taxes	3,385		3,198
Stockholders' equity:
Preferred stock
Additional paid-in capital	55,869		55,751
Retained earnings	100,826		93,687
Total stockholders' equity	156,819	$ 152,678	149,562
Total liabilities and stockholders’ equity	171,433		166,429
Commitments and contingencies (Note 1)
Class A Common Stock
Stockholders' equity:
Common stock	124		124
Total stockholders' equity	$ 124	$ 124	$ 124

Asset noncurrent other than property plant equipment.

No definition available.

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Period Type:	duration

- Definition

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.