CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 16,451	$ 20,353
Accounts receivable, net of allowance for doubtful accounts of $2,320 and $967, respectively	51,011	60,855
Inventories	61,445	53,728
Prepaid expenses and other	9,534	9,417
Total current assets	138,441	144,353
Property, plant and equipment	173,538	174,741
Less - accumulated depreciation	(66,721)	(66,507)
Property, plant and equipment, net	106,817	108,234
Purchased intangible assets, net	5,199	5,880
Deferred tax assets	3,902	3,836
Other assets	14,581	15,118
Total assets	268,940	277,421
Current liabilities:
Accounts payable	29,020	34,758
Accrued expenses	7,146	6,903
Dividend payable	1,883	1,866
Accrued income taxes	8,666	9,651
Accrued employee compensation and benefits	7,268	10,668
Contract liabilities	4,367	2,736
Current portion of long-term debt	3,125	3,125
Other current liabilities	1,618	1,716
Total current liabilities	63,093	71,423
Long-term debt	10,406	11,147
Deferred tax liabilities	3,692	3,786
Other long-term liabilities	18,060	18,924
Total liabilities	95,251	105,280
Commitments and contingencies (Note 11)
Stockholders’ equity
Preferred stock, $0.05 par value; 4,000,000 shares authorized; no issued and outstanding shares	0	0
Common stock, $0.05 par value; 25,000,000 shares authorized; 14,751,242 and 14,652,675 shares outstanding, respectively	763	756
Additional paid-in capital	86,832	85,639
Retained earnings	121,224	119,002
Other cumulative comprehensive loss	(26,643)	(25,803)
Treasury stock, at cost, and company stock held for deferred compensation, at par; 509,593 and 464,532 shares, respectively	(8,487)	(7,453)
Total stockholders’ equity	173,689	172,141
Total liabilities and stockholders’ equity	$ 268,940	$ 277,421