Details of Selected Balance Sheet Accounts - Inventories (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Details of Selected Balance Sheet Accounts [Abstract]
Finished goods and purchased products	$ 90,948	$ 87,934
Work in process	31,464	24,722
Raw materials	94,558	96,357
Total inventories	216,970	209,013
Allowance for excess or obsolete inventory	(37,151)	(40,440)
Inventories, net	$ 179,819	$ 168,573

Details of Selected Balance Sheet Accounts [Abstract]

No definition available.

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- Definition

Amount before valuation and LIFO reserves of purchased products and completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

+ References

No definition available.

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- Definition

Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

+ Details

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(6))
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-Publisher FASB
-Name Accounting Standards Codification
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-Section 55
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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

+ Details

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- Definition

Amount of valuation reserve for inventory.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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- Definition

Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

+ References

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