Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Net sales	$ 386,047	$ 330,804	$ 732,960	$ 668,868
Costs and expenses
Cost of materials sold (excludes items shown seperately below)	311,421	261,854	586,888	528,008
Warehouse and processing	23,785	21,559	45,145	42,065
Administrative and general	18,146	18,170	37,082	36,319
Distribution	10,990	8,981	20,846	17,955
Selling	6,483	6,371	13,001	12,957
Occupancy	2,426	2,322	5,296	4,921
Depreciation	5,466	5,301	10,921	10,594
Amortization	222	222	444	444
Total costs and expenses	378,939	324,780	719,623	653,263
Operating income	7,108	6,024	13,337	15,605
Other income (loss), net	(4)	(41)	(2)	(17)
Income before interest and income taxes	7,104	5,983	13,335	15,588
Interest and other expense on debt	1,779	1,668	3,532	3,366
Income before income taxes	5,325	4,315	9,803	12,222
Income tax provision	1,831	1,790	3,532	4,533
Net income	3,494	2,525	6,271	7,689
Net gain on interest rate hedge	42	208	124	213
Tax effect on interest rate hedge	(16)	(80)	(48)	(82)
Total comprehensive income	$ 3,520	$ 2,653	$ 6,347	$ 7,820
Earnings per share:
Net income per share - basic (in Dollars per share)	$ 0.32	$ 0.23	$ 0.57	$ 0.70
Weighted average shares outstanding - basic (in Shares)	11,089	11,062	11,089	11,059
Net income per share - diluted (in Dollars per share)	$ 0.32	$ 0.23	$ 0.57	$ 0.69
Weighted average shares outstanding - diluted (in Shares)	11,089	11,072	11,090	11,067