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REVENUE RECOGNITION (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
REVENUE RECOGNITION (Details) - USD ($) $ in Thousands	Jun. 27, 2026	Sep. 27, 2025	Jun. 28, 2025	Jun. 27, 2026	Jun. 28, 2025	Dec. 27, 2025
REVENUE RECOGNITION
Contract assets	$ 272,731			$ 272,731		$ 266,922
Total contract liabilities	80,114			80,114		52,475
Contract liabilities	79,785			79,785		52,013
Revenue recognized from contract liability	4,266	$ 32,560		39,186	$ 56,943
Remaining performance obligation	329			329
Net sales	$ 1,118,689		$ 1,050,548	$ 2,147,886	2,019,862
Minimum
REVENUE RECOGNITION
Expected timing of performance obligation satisfaction	12 months			12 months
Maximum
REVENUE RECOGNITION
Expected timing of performance obligation satisfaction	24 months			24 months
Contract Liabilities
REVENUE RECOGNITION
Contract liabilities	$ 79,785			$ 79,785		52,013
Other Noncurrent Liabilities
REVENUE RECOGNITION
Contract liabilities, noncurrent	329			329		$ 462
Infrastructure
REVENUE RECOGNITION
Net sales	876,718		763,092	1,679,898	1,466,583
Agriculture
REVENUE RECOGNITION
Net sales	241,971		287,456	467,988	553,279
Point in Time
REVENUE RECOGNITION
Net sales	655,561		702,581	1,254,827	1,327,427
Point in Time \| Infrastructure
REVENUE RECOGNITION
Net sales	422,423		423,581	804,134	789,724
Point in Time \| Agriculture
REVENUE RECOGNITION
Net sales	233,138		279,000	450,693	537,703
Over Time
REVENUE RECOGNITION
Net sales	463,128		347,967	893,059	692,435
Over Time \| Infrastructure
REVENUE RECOGNITION
Net sales	454,295		339,511	875,764	676,859
Over Time \| Agriculture
REVENUE RECOGNITION
Net sales	$ 8,833		$ 8,456	$ 17,295	$ 15,576