Segment Information (Net Sales by Contract Type) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Net sales:	$ 1,389,966	$ 1,339,783	$ 1,032,578
Renewables
Disaggregation of Revenue [Line Items]
Net sales:	377,567	432,096	238,107
Residential
Disaggregation of Revenue [Line Items]
Net sales:	767,248	635,505	522,814
Agtech
Disaggregation of Revenue [Line Items]
Net sales:	168,868	199,161	209,460
Infrastructure
Disaggregation of Revenue [Line Items]
Net sales:	76,283	73,021	62,197
Point in Time
Disaggregation of Revenue [Line Items]
Net sales:	834,887	711,793	616,789
Point in Time | Renewables
Disaggregation of Revenue [Line Items]
Net sales:	27,317	28,630	22,833
Point in Time | Residential
Disaggregation of Revenue [Line Items]
Net sales:	761,576	630,494	518,281
Point in Time | Agtech
Disaggregation of Revenue [Line Items]
Net sales:	13,011	20,157	52,894
Point in Time | Infrastructure
Disaggregation of Revenue [Line Items]
Net sales:	32,983	32,512	22,781
Over Time
Disaggregation of Revenue [Line Items]
Net sales:	555,079	627,990	415,789
Over Time | Renewables
Disaggregation of Revenue [Line Items]
Net sales:	350,250	403,466	215,274
Over Time | Residential
Disaggregation of Revenue [Line Items]
Net sales:	5,672	5,011	4,533
Over Time | Agtech
Disaggregation of Revenue [Line Items]
Net sales:	155,857	179,004	156,566
Over Time | Infrastructure
Disaggregation of Revenue [Line Items]
Net sales:	$ 43,300	$ 40,509	$ 39,416