| Segment Information | 
All values are for continuing operations only.
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(Amounts in thousands)  | 
2016  | 
   | 
2015  | 
   | 
2014  | 
 
Net sales   | 
   | 
   | 
   | 
   | 
   | 
 
Metals Segment  | 
$  | 
90,215  | 
 
  | 
   | 
$  | 
114,908  | 
 
  | 
   | 
$  | 
134,304  | 
 
  | 
 
Specialty Chemicals Segment  | 
48,351  | 
 
  | 
   | 
60,552  | 
 
  | 
   | 
65,201  | 
 
  | 
 
   | 
$  | 
138,566  | 
 
  | 
   | 
$  | 
175,460  | 
 
  | 
   | 
$  | 
199,505  | 
 
  | 
 
Operating (loss) income  | 
   | 
 
  | 
   | 
   | 
 
  | 
   | 
   | 
 
  | 
 
Metals Segment  | 
$  | 
(4,821  | 
)  | 
   | 
$  | 
2,822  | 
 
  | 
   | 
$  | 
13,511  | 
 
  | 
 
  Goodwill impairment  | 
—  | 
 
  | 
   | 
(17,158  | 
)  | 
   | 
—  | 
 
  | 
 
Business interruption proceeds  | 
—  | 
 
  | 
   | 
1,246  | 
 
  | 
   | 
—  | 
 
  | 
 
Loss on sale-leaseback  | 
(2,166  | 
)  | 
   | 
—  | 
 
  | 
   | 
—  | 
 
  | 
 
   Total Metals Segment  | 
(6,987  | 
)  | 
   | 
(13,090  | 
)  | 
   | 
13,511  | 
 
  | 
 
Specialty Chemicals Segment  | 
4,888  | 
 
  | 
   | 
5,665  | 
 
  | 
   | 
6,130  | 
 
  | 
 
Loss on sale-leaseback  | 
(206  | 
)  | 
   | 
—  | 
 
  | 
   | 
—  | 
 
  | 
 
   Total Specialty Chemicals Segment  | 
4,682  | 
 
  | 
   | 
5,665  | 
 
  | 
   | 
6,130  | 
 
  | 
 
Unallocated straight line lease cost  | 
(102  | 
)  | 
   | 
—  | 
 
  | 
   | 
—  | 
 
  | 
 
   | 
(2,407  | 
)  | 
   | 
(7,425  | 
)  | 
   | 
19,641  | 
 
  | 
 
Less unallocated corporate expenses  | 
5,733  | 
 
  | 
   | 
5,106  | 
 
  | 
   | 
3,241  | 
 
  | 
 
Acquisition related costs  | 
106  | 
 
  | 
   | 
500  | 
 
  | 
   | 
302  | 
 
  | 
 
Operating (loss) income  | 
(8,246  | 
)  | 
   | 
(13,031  | 
)  | 
   | 
16,098  | 
 
  | 
 
Interest expense  | 
933  | 
 
  | 
   | 
1,353  | 
 
  | 
   | 
1,151  | 
 
  | 
 
Change in fair value of interest rate swap  | 
13  | 
 
  | 
   | 
42  | 
 
  | 
   | 
426  | 
 
  | 
 
Specialty and Palmer earn-out adjustments  | 
—  | 
 
  | 
   | 
(4,897  | 
)  | 
   | 
(3,476  | 
)  | 
 
Casualty insurance gain  | 
—  | 
 
  | 
   | 
(923  | 
)  | 
   | 
—  | 
 
  | 
 
Other income, net  | 
—  | 
 
  | 
   | 
(136  | 
)  | 
   | 
(8  | 
)  | 
 
(Loss) income before income taxes  | 
$  | 
(9,192  | 
)  | 
   | 
$  | 
(8,470  | 
)  | 
   | 
$  | 
18,005  | 
 
  | 
 
   | 
   | 
   | 
   | 
   | 
   | 
 
Identifiable assets  | 
   | 
 
  | 
   | 
   | 
 
  | 
   | 
   | 
 
  | 
 
Metals Segment  | 
$  | 
109,689  | 
 
  | 
   | 
$  | 
112,749  | 
 
  | 
   | 
   | 
 
Specialty Chemicals Segment  | 
22,908  | 
 
  | 
   | 
33,391  | 
 
  | 
   | 
   | 
 
Corporate  | 
6,041  | 
 
  | 
   | 
2,903  | 
 
  | 
   | 
   | 
 
   | 
$  | 
138,638  | 
 
  | 
   | 
$  | 
149,043  | 
 
  | 
   | 
   | 
 
Depreciation and amortization  | 
   | 
 
  | 
   | 
   | 
 
  | 
   | 
   | 
 
  | 
 
Metals Segment  | 
$  | 
5,133  | 
 
  | 
   | 
$  | 
5,173  | 
 
  | 
   | 
$  | 
4,078  | 
 
  | 
 
Specialty Chemicals Segment  | 
1,449  | 
 
  | 
   | 
1,376  | 
 
  | 
   | 
974  | 
 
  | 
 
Corporate  | 
113  | 
 
  | 
   | 
85  | 
 
  | 
   | 
80  | 
 
  | 
 
   | 
$  | 
6,695  | 
 
  | 
   | 
$  | 
6,634  | 
 
  | 
   | 
$  | 
5,132  | 
 
  | 
 
Capital expenditures  | 
   | 
 
  | 
   | 
   | 
 
  | 
   | 
   | 
 
  | 
 
Metals Segment  | 
$  | 
2,201  | 
 
  | 
   | 
$  | 
7,399  | 
 
  | 
   | 
$  | 
3,123  | 
 
  | 
 
Specialty Chemicals Segment  | 
476  | 
 
  | 
   | 
3,439  | 
 
  | 
   | 
4,913  | 
 
  | 
 
Corporate  | 
367  | 
 
  | 
   | 
67  | 
 
  | 
   | 
30  | 
 
  | 
 
   | 
$  | 
3,044  | 
 
  | 
   | 
$  | 
10,905  | 
 
  | 
   | 
$  | 
8,066  | 
 
  | 
 
Sales by product group  | 
   | 
   | 
   | 
   | 
   | 
 
Specialty chemicals  | 
$  | 
48,351  | 
 
  | 
   | 
$  | 
60,552  | 
 
  | 
   | 
$  | 
65,201  | 
 
  | 
 
Stainless steel pipe  | 
56,066  | 
 
  | 
   | 
77,850  | 
 
  | 
   | 
101,035  | 
 
  | 
 
Seamless carbon steel pipe and tube  | 
14,913  | 
 
  | 
   | 
18,013  | 
 
  | 
   | 
2,524  | 
 
  | 
 
Liquid storage tanks and separation equipment  | 
19,236  | 
 
  | 
   | 
19,045  | 
 
  | 
   | 
30,745  | 
 
  | 
 
   | 
$  | 
138,566  | 
 
  | 
   | 
$  | 
175,460  | 
 
  | 
   | 
$  | 
199,505  | 
 
  | 
 
Geographic sales  | 
   | 
 
  | 
   | 
   | 
 
  | 
   | 
   | 
 
  | 
 
United States  | 
$  | 
132,313  | 
 
  | 
   | 
$  | 
167,185  | 
 
  | 
   | 
$  | 
191,032  | 
 
  | 
 
Elsewhere  | 
6,253  | 
 
  | 
   | 
8,275  | 
 
  | 
   | 
8,473  | 
 
  | 
 
   | 
$  | 
138,566  | 
 
  | 
   | 
$  | 
175,460  | 
 
  | 
   | 
$  | 
199,505  | 
 
  | 
 
  
  
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