Basis of Presentation, Organization and Summary of Significant Accounting Policies (Inventories) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Accounting Policies [Abstract]
Raw materials	$ 61,338	$ 59,321
Work-in-process	30,043	30,086
Finished goods	41,478	43,230
Total inventories	$ 132,859	$ 132,637

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

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

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