| Schedule of Segment Information | 
 The following table summarizes certain information regarding segments of the Company's operations: 
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Three Months Ended March 31, | 
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| (in thousands) | 
2023 | 
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2022 | 
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| Net sales | 
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| Tubular Products | 
$ | 
58,653  | 
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$ | 
88,383  | 
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| Specialty Chemicals | 
23,749  | 
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27,721  | 
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| All Other | 
50  | 
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114  | 
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$ | 
82,452  | 
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$ | 
116,218  | 
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| Operating income (loss) | 
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| Tubular Products | 
$ | 
(2,504) | 
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$ | 
14,574  | 
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| Specialty Chemicals | 
1,352  | 
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2,387  | 
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| All Other | 
(479) | 
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(82) | 
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| Corporate | 
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| Unallocated corporate expenses | 
(3,704) | 
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(3,029) | 
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| Acquisition costs and other | 
(259) | 
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(531) | 
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| Earn-out adjustments | 
—  | 
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(102) | 
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| Total Corporate  | 
(3,963) | 
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(3,662) | 
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| Operating income (loss) | 
(5,594) | 
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13,217  | 
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| Interest expense | 
1,107  | 
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403  | 
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| Other, net | 
(95) | 
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(35) | 
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| Income (loss) before income taxes | 
$ | 
(6,606) | 
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$ | 
12,849  | 
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As of | 
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| (in thousands) | 
March 31, 2023 | 
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December 31, 2022 | 
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| Identifiable assets | 
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| Tubular Products | 
$ | 
145,416  | 
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$ | 
158,664  | 
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| Specialty Chemicals | 
70,406  | 
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72,990  | 
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| Corporate | 
39,210  | 
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37,389  | 
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$ | 
255,032  | 
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$ | 
269,043  | 
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