v3.26.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Cash flows from operating activities:      
Net Income (Loss) $ 95,531 $ (366,922) $ (147,734)
Adjustments to reconcile net income (loss) to cash provided by operating activities, net of the effects of acquisitions:      
Depreciation and amortization 56,533 63,786 74,986
Loss on extinguishment of debt (non cash portion) 0 1,134 0
Operating lease right-of-use assets 9,838 10,405 10,533
Gain on divestiture of a business 0 0 (3,806)
Loss on disposal of fixed assets 23 15 303
Share-based compensation expense associated with equity awards 59,948 64,785 70,799
Change in fair value of derivative instrument 0 0 (206)
Goodwill impairment 0 426,967 217,260
Deferred income taxes (28,129) (37,567) (45,949)
Loss (gain) in equity investment 988 (393) (5,450)
Other gains (losses) 15 (9) (1)
Changes in assets and liabilities      
Accounts receivable and unbilled costs 12,445 28,664 (48,376)
Inventories (2,188) 128 609
Prepaid expenses and other assets 10,907 (2,284) (5,835)
Accounts payable 4,721 3,240 (1,861)
Accrued compensation and other expenses 35,118 20,529 (33,704)
Operating lease liabilities (11,584) (12,214) (11,952)
Income taxes payable 1,219 83 (3,620)
Deferred revenue 49,153 17,323 (7,185)
Net cash provided by operating activities 294,538 217,670 58,811
Cash flows from investing activities:      
Purchase of marketable securities (163,365) (45,061) (52,774)
Proceeds from maturity of marketable securities 67,875 44,762 64,728
Purchase of fixed assets (9,112) (5,407) (6,362)
Purchase of intangible assets 0 (1,290) 0
Proceeds from sale of equity investment 11,772 0 0
Proceeds from divestiture of a business 0 0 7,766
Net cash (used in) provided by investing activities (92,830) (6,996) 13,358
Cash flows from financing activities:      
Issuance of common stock under stock plans 2 3 3
Treasury stock repurchases (60,799) (25,257) (50,000)
Tax withholding on restricted stock units (15,894) (13,962) (19,355)
Payment of debt issuance costs 0 (2,795) 0
Repayment of long-term debt 0 (175,000) 0
Proceeds from issuance of long-term debt 0 75,000 0
Net cash used in financing activities (76,691) (142,011) (69,352)
Effect of exchange rate changes on cash and cash equivalents 4,067 (922) 63
Net increase in cash and cash equivalents 129,084 67,741 2,880
Cash and cash equivalents, beginning of year 457,415 389,674 386,794
Cash and cash equivalents, end of year 586,499 457,415 389,674
Supplemental disclosures of cash flow information:      
Cash paid for interest 0 4,190 6,427
Cash paid for income taxes 42,723 41,796 62,318
Non-cash transactions:      
Transfers of inventory to fixed assets 1,870 1,020 1,814
Additions to property, plant and equipment included in accounts payable 1,344 461 158
Issuance of common stock under employee stock plans 12,161 11,409 13,695
Stock-based compensation included in fixed assets and other assets $ 586 $ 0 $ 0