CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net income	$ 7,465	$ 6,925
Depreciation and amortization	2,646	2,643
Deferred income taxes	(279)	(283)
Other, net	285	341
Change in assets and liabilities:
Accounts receivable, net	(2,881)	(3,159)
Inventories, net	1,246	(2,030)
Accounts payable and accrued liabilities	(1,600)	1,993
Accounts with affiliates	(143)	728
Other, net	(60)	36
Net cash provided by operating activities	6,679	7,194
Cash flows from investing activities -
Capital expenditures	(2,484)	(2,168)
Other, net		(57)
Net cash used in investing activities	(2,484)	(2,225)
Cash flows from financing activities -
Dividends paid	(1,861)	(1,860)
Cash and cash equivalents - net change from:
Operating, investing and financing activities	2,334	3,109
Balance at beginning of period	45,570	38,753
Balance at end of period	47,904	41,862
Supplemental disclosures - cash paid for:
Income taxes	$ 4,424	$ 3,271