CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Net sales	$ 98,116	$ 83,411
Cost of sales	90,056	80,860
Gross profit	8,060	2,551
Selling, general and administrative expense	8,793	10,006
Other income, net	(263)	(468)
Operating loss	(470)	(6,987)
Interest expense, net	12,372	13,479
Non-operating other expense (income), net	395	(675)
Loss before provision (benefit) for income taxes	(13,237)	(19,791)
Provision (benefit) for income taxes	42	(339)
Net loss	(13,279)	(19,452)
Dividends on convertible preferred stocks	75	75
Net loss attributable to common stockholders	$ (23,376)	$ (28,338)
Basic and dilutive net loss per common share	$ (0.82)	$ (1.01)
Series E Preferred Stock [Member]
Dividends on Series E redeemable preferred stock	$ 9,511	$ 8,307
Accretion of Series E redeemable preferred stock	$ 511	$ 504