Business Segment Information - Reconciliation of segment profit (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Business Segment Information
Income (loss) from operations	$ 26,715	$ (3,042)	$ 23,963	$ 18,379
Net interest expense	(4,372)	(6,176)	(9,781)	(12,213)
Selling, general and administrative expenses	(21,143)	(16,496)	(41,574)	(34,195)
Other non-operating income, net	64	432	2,050	1,491
Income (loss) from continuing operations before income taxes	22,407	(8,786)	16,232	7,657
Reportable Segments
Business Segment Information
Income (loss) from operations	49,341	7,039	60,062	39,300
Corporate, eliminations and other
Business Segment Information
Income (loss) from operations	$ (22,626)	$ (10,081)	$ (36,099)	$ (20,921)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

+ Details

- Definition

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

+ References + Details