Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 11,241	$ 12,378
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	3,805	3,767
Deferred compensation		74
Loss on disposal of fixed assets		7
Stock compensation expense	586	496
Change in assets and liabilities:
Receivables	1,295	(6,747)
Inventories	(3,924)	(10,059)
Other current assets	(1,656)	(3,227)
Other assets	(62)	(115)
Accounts payable	8,989	7,201
Accrued and other liabilities	(2,600)	1,096
Income taxes payable	422	19
Net cash provided by operating activities	18,096	4,890
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of fixed assets	(8,618)	(6,054)
Proceeds from sales of fixed assets	3
Net cash used in investing activities	(8,615)	(6,054)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from stock options	29	390
Repurchase of common stock	(2,004)
Dividends paid on common stock	(3,077)	(2,959)
Net cash (used in) financing activities	(5,052)	(2,569)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	4,429	(3,733)
CASH AND CASH EQUIVALENTS:
BEGINNING OF PERIOD	15,518	10,173
END OF PERIOD	$ 19,947	$ 6,440