CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 24,604	$ 20,353
Accounts receivable, net of allowance for doubtful accounts of $2,709 and $967, respectively	34,424	60,855
Inventories	56,958	53,728
Prepaid expenses and other	9,831	9,417
Total current assets	125,817	144,353
Property, plant and equipment	177,420	174,741
Less - accumulated depreciation	(70,018)	(66,507)
Property, plant and equipment, net	107,402	108,234
Purchased intangible assets, net	4,383	5,880
Deferred tax assets	4,070	3,836
Other assets	17,611	15,118
Total assets	259,283	277,421
Current liabilities:
Accounts payable	22,123	34,758
Accrued expenses	7,375	6,903
Dividend payable	0	1,866
Accrued income taxes	7,080	9,651
Accrued employee compensation and benefits	7,376	10,668
Contract liabilities	5,195	2,736
Current portion of long-term debt	3,125	3,125
Other current liabilities	1,804	1,716
Total current liabilities	54,078	71,423
Long-term debt	8,867	11,147
Deferred tax liabilities	3,181	3,786
Other long-term liabilities	23,206	18,924
Total liabilities	89,332	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; 14,772,187 and 14,652,675 shares outstanding, respectively	765	756
Additional paid-in capital	90,069	85,639
Retained earnings	116,584	119,002
Other cumulative comprehensive loss	(25,285)	(25,803)
Treasury stock, at cost, and company stock held for deferred compensation, at par; 528,037 and 464,532 shares, respectively	(12,182)	(7,453)
Total stockholders’ equity	169,951	172,141
Total liabilities and stockholders’ equity	$ 259,283	$ 277,421