FAIR VALUE OF FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Schedule of Fair Value Measurements within the Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Mar. 31, 2025
Fair value of assets and liabilities
Cash and Cash Equivalents	$ 379,547	$ 413,331
Short-Term Investments	7,500	7,500
Other Current Assets	17,055	16,359
Total assets	404,102	437,190
Cash
Fair value of assets and liabilities
Other Current Assets	0	0
Cash
Fair value of assets and liabilities
Short-Term Investments	0	0
Cash
Fair value of assets and liabilities
Cash and Cash Equivalents	34,042	25,402
Total assets	34,042	25,402
Level 1: \| Money market funds
Fair value of assets and liabilities
Other Current Assets	0	0
Level 1: \| Assets of non-qualified retirement plan
Fair value of assets and liabilities
Other Current Assets	16,870	15,913
Level 1: \| Certificates of deposit
Fair value of assets and liabilities
Other Current Assets	0	0
Level 1: \| Equity securities
Fair value of assets and liabilities
Other Current Assets	185	446
Level 1: \| Money market funds
Fair value of assets and liabilities
Short-Term Investments	0	0
Level 1: \| Assets of non-qualified retirement plan
Fair value of assets and liabilities
Short-Term Investments	0	0
Level 1: \| Certificates of deposit
Fair value of assets and liabilities
Short-Term Investments	7,500	7,500
Level 1: \| Equity securities
Fair value of assets and liabilities
Short-Term Investments	0	0
Level 1: \| Money market funds
Fair value of assets and liabilities
Cash and Cash Equivalents	345,505	387,929
Total assets	345,505	387,929
Level 1: \| Assets of non-qualified retirement plan
Fair value of assets and liabilities
Cash and Cash Equivalents	0	0
Total assets	16,870	15,913
Level 1: \| Certificates of deposit
Fair value of assets and liabilities
Cash and Cash Equivalents	0	0
Total assets	7,500	7,500
Level 1: \| Equity securities
Fair value of assets and liabilities
Cash and Cash Equivalents	0	0
Total assets	$ 185	$ 446