Divested Operations and Assets Held For Sale - Schedule of Results of Operations and Major Classes of Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Operating costs and expenses:
Income tax expense	$ 11,788	$ 2,728	$ 397
Income from discontinued operations	546,851	17,176	7,619
Discontinued Operations, Held-for-Sale [Member]
ASSETS
Trade and other receivables, less allowance for credit losses of $2,905		40,659
Contract assets		16,287
Inventory, net		80,161
Prepaid expenses and other current assets		2,989
Property and equipment, net		28,178
Other, net		2,488
Total assets of the disposal group classified as held-for-sale in the statement of financial position		170,762
LIABILITIES
Accounts payable		24,357
Contract liabilities		387
Accrued expenses		9,669
Other noncurrent liabilities		65
Total liabilities of the disposal group classified as held-for-sale in the statement of financial position		34,478
Discontinued Operations, Held-for-Sale [Member] | Product Support [Member]
Major line items constituting pretax income of discontinued operations
Net sales	240,954	248,566	197,238
Operating costs and expenses:
Cost of sales (exclusive of depreciation shown separately below)	184,304	181,717	144,426
Selling, general and administrative	20,246	19,343	17,815
Depreciation and amortization	3,625	3,322	4,126
Restructuring		1,777	74
Gain on sale of discontinued operations, net of transaction costs	(548,250)
Total Operating costs and expenses	(340,075)	206,159	166,441
Operating income	581,029	42,407	30,797
Interest expense and other, net	22,390	22,503	22,781
Income from discontinued operations before income taxes	558,639	19,904	8,016
Income tax expense	11,788	2,728	397
Income from discontinued operations	$ 546,851	$ 17,176	$ 7,619