Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Sales	$ 77,959	$ 103,461	$ 159,559	$ 203,760
Cost of sales	61,024	81,022	124,900	159,617
Gross profit	16,935	22,439	34,659	44,143
Operating expenses:
Salaries and commissions	7,168	8,061	14,406	16,184
Other operating expenses	6,281	6,728	12,329	13,220
Depreciation and amortization	726	762	1,438	1,503
Impairment charge	2,994	0	2,994	0
Total operating expenses	17,169	15,551	31,167	30,907
Operating income	(234)	6,888	3,492	13,236
Interest expense	217	345	482	613
Income before income taxes	(451)	6,543	3,010	12,623
Income taxes	168	2,512	1,443	4,847
Net income	$ (619)	$ 4,031	$ 1,567	$ 7,776
Earnings per share:
Basic (in dollars per share)	$ (0.04)	$ 0.23	$ 0.09	$ 0.44
Diluted (in dollars per share)	$ (0.04)	$ 0.23	$ 0.09	$ 0.44
Weighted average common shares outstanding:
Basic (in shares)	17,101,952	17,647,936	17,198,927	17,748,863
Diluted (in shares)	17,101,952	17,713,021	17,251,178	17,821,479
Dividends declared per share (in dollors per share)	$ 0.12	$ 0.12	$ 0.24	$ 0.23