CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
CURRENT ASSETS:
Cash and temporary investments	$ 37,116	$ 26,072
Accounts receivable, net of allowance for doubtful accounts of $1,186 and $1,106 at June 30, 2020 and December 31, 2019, respectively	123,161	168,619
Inventories, net	90,902	87,965
Prepaid expenses	5,715	4,796
Total current assets	256,894	287,452
NONCURRENT ASSETS:
Property, plant and equipment, net	93,604	90,735
Right-of-use assets - operating leases	1,432	1,640
Goodwill	11,619	11,619
Other assets	424	521
TOTAL ASSETS	363,973	391,967
CURRENT LIABILITIES:
Accounts payable	59,481	95,750
Accrued liabilities	29,581	27,813
Current portion of operating lease obligation	302	330
Current portion of finance lease obligation	22	21
Long-term obligations due within one year	185	368
Total current liabilities	89,571	124,282
NONCURRENT LIABILITIES
Long-term obligations	5,000	4,998
Noncurrent portion of operating lease obligation	1,128	1,307
Noncurrent portion of finance lease obligation	26	37
Deferred income tax liabilities	3,360	3,416
Total liabilities	99,085	134,040
COMMITMENTS AND CONTINGENCIES (Note 7)
SHAREHOLDERS' EQUITY:
Preferred stock, $0.01 par value; 5,000,000 shares authorized, none issued or outstanding
Common stock, $0.01 par value; 100,000,000 shares authorized, 11,405,468 and 11,400,102, outstanding at June 30, 2020 and December 31, 2019, respectively	114	114
Additional paid-in capital	151,249	151,055
Accumulated surplus	119,412	112,261
Accumulated other comprehensive loss	(5,887)	(5,503)
Total shareholders' equity	264,888	257,927
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 363,973	$ 391,967