CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (UNAUDITED) [Abstract]
NET SALES	$ 163,428	$ 184,007	$ 532,467	$ 532,366
COST OF GOODS SOLD	145,165	164,095	467,367	473,009
Gross profit	18,263	19,912	65,100	59,357
OPERATING EXPENSES:
Selling, general and administrative	10,765	9,868	34,090	30,440
Income from operations	7,498	10,044	31,010	28,917
OTHER EXPENSE [Abstract]
Interest expense, net	(8,249)	(8,444)	(24,953)	(25,351)
Other loss, net	(1,142)	(805)	(2,398)	(1,504)
Income (loss) before income taxes from continuing operations	(1,893)	795	3,659	2,062
INCOME TAX BENEFIT	(3,671)	(410)	(3,663)	(967)
Net income from continuing operations	1,778	1,205	7,322	3,029
DISCONTINUED OPERATIONS, NET OF TAX	42	(106)	249	(208)
Net income	1,820	1,099	7,571	2,821
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX:
Amounts reclassified from accumulated other comprehensive income	(3,259)	472	15,581	945
COMPREHENSIVE INCOME (LOSS)	$ (1,439)	$ 1,571	$ 23,152	$ 3,766
Weighted average common shares outstanding-basic (in shares)	48,015	47,749	47,943	47,694
Basic income per common share - continuing operations (in dollars per share)	$ 0.04	$ 0.02	$ 0.15	$ 0.06
Basic income per common share - discontinued operations (in dollars per share)	0	0	0.01	0
Basic income per common share (in dollars per share)	$ 0.04	$ 0.02	$ 0.16	$ 0.06
Weighted average common shares outstanding-diluted (in shares)	49,422	49,042	48,844	48,531
Diluted income per common share - continuing operations (in dollars per share)	$ 0.04	$ 0.02	$ 0.15	$ 0.06
Diluted income per common share - discontinued operations (in dollars per share)	0	0	0.01	0
Diluted income per common share (in dollars per share)	$ 0.04	$ 0.02	$ 0.16	$ 0.06