Defined Benefit Pension Plan (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2024	Aug. 31, 2023	Aug. 31, 2024	Aug. 31, 2023
Defined Benefit Plan, Plan Assets, Allocation [Line Items]
Expected return	$ 1,711	$ 1,759	$ 3,414	$ 3,517
Interest costs	(1,491)	(1,488)	(2,975)	(2,975)
Net periodic benefit costs	220	$ 271	439	$ 542
Employer contributions			5,600
Net benefit cost	(2,200)		(2,200)
Precoat Metals Business Division
Defined Benefit Plan, Plan Assets, Allocation [Line Items]
Accumulated benefit obligation in excess of plan assets	$ 26,000		$ 26,000