Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Sep. 30, 2023	Mar. 31, 2023
Current Assets
Cash and Cash Equivalents	$ 47,321	$ 15,242
Accounts and Notes Receivable, net	244,832	195,052
Inventories	301,374	291,882
Income Tax Receivable	8,144	16,267
Prepaid and Other Assets	10,135	3,060
Total Current Assets	611,806	521,503
Property, Plant, and Equipment, net	1,676,738	1,662,061
Notes Receivable	0	7,382
Investment in Joint Venture	100,115	89,111
Operating Lease Right-of-Use Assets	22,068	20,759
Goodwill and Intangible Assets, net	490,180	466,043
Other Assets	16,187	14,143
Total Assets	2,917,094	2,781,002
Current Liabilities
Accounts Payable	113,737	110,408
Accrued Liabilities	90,815	86,472
Operating Lease Liabilities	8,205	6,009
Income Taxes Payable	1,778	0
Current Portion of Long-term Debt	10,000	10,000
Total Current Liabilities	224,535	212,889
Long-term Debt	1,079,665	1,079,032
Noncurrent Operating Lease Liabilities	22,699	24,940
Other Long-term Liabilities	39,891	41,603
Deferred Income Taxes	243,670	236,844
Total Liabilities	1,610,460	1,595,308
Stockholders’ Equity
Preferred Stock, Par Value $0.01; Authorized 5,000,000 Shares; None Issued	0	0
Common Stock, Par Value $0.01; Authorized 100,000,000 Shares;Issued and Outstanding 35,031,889 and 35,768,376 Shares, respectively	350	358
Capital in Excess of Par Value	0	0
Accumulated Other Comprehensive Losses	(3,451)	(3,547)
Retained Earnings	1,309,735	1,188,883
Total Stockholders’ Equity	1,306,634	1,185,694
Total Liabilities and Stockholders' Equity	$ 2,917,094	$ 2,781,002