Segment Information (Net Sales by Contract Type) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Net sales	$ 1,308,764	$ 1,377,736	$ 1,389,966
Renewables
Disaggregation of Revenue [Line Items]
Net sales	285,405	330,738	377,567
Residential
Disaggregation of Revenue [Line Items]
Net sales	782,519	814,803	767,248
Agtech
Disaggregation of Revenue [Line Items]
Net sales	152,811	144,967	168,868
Infrastructure
Disaggregation of Revenue [Line Items]
Net sales	88,029	87,228	76,283
Point in Time
Disaggregation of Revenue [Line Items]
Net sales	843,781	893,815	834,887
Point in Time | Renewables
Disaggregation of Revenue [Line Items]
Net sales	30,985	49,123	27,317
Point in Time | Residential
Disaggregation of Revenue [Line Items]
Net sales	775,541	808,225	761,576
Point in Time | Agtech
Disaggregation of Revenue [Line Items]
Net sales	2,862	4,920	13,011
Point in Time | Infrastructure
Disaggregation of Revenue [Line Items]
Net sales	34,393	31,547	32,983
Over Time
Disaggregation of Revenue [Line Items]
Net sales	464,983	483,921	555,079
Over Time | Renewables
Disaggregation of Revenue [Line Items]
Net sales	254,420	281,615	350,250
Over Time | Residential
Disaggregation of Revenue [Line Items]
Net sales	6,978	6,578	5,672
Over Time | Agtech
Disaggregation of Revenue [Line Items]
Net sales	149,949	140,047	155,857
Over Time | Infrastructure
Disaggregation of Revenue [Line Items]
Net sales	$ 53,636	$ 55,681	$ 43,300