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v3.23.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021
Cash flows from operating activities: |  |  |
Net income | $ 59,648 | $ 35,874 | $ 19,352
Adjustments to reconcile net income to cash provided by operating activities, net of the effects of acquisitions: |  |  |
Depreciation and amortization | 85,918 | 95,784 | 105,828
Loss on extinguishment of debt | 0 | 596 | 0
Operating lease right-of-use assets | 10,598 | 10,292 | 10,004
Loss on disposal of fixed assets | 49 | 5 | 236
Share-based compensation expense associated with equity awards | 61,986 | 56,074 | 51,892
Change in fair value of derivative instrument | 1,380 | 0 | 0
Net change in fair value of contingent and contractual liabilities | 0 | (837) | 0
Deferred income taxes | (54,032) | (12,681) | (23,804)
Other gains | (1) | (11) | (196)
Changes in assets and liabilities |  |  |
Accounts receivable and unbilled costs | 4,897 | 49,322 | 16,878
Inventories | 9,007 | (7,996) | (2,043)
Prepaid expenses and other assets | 5,039 | (13,001) | 11,483
Accounts payable | (5,549) | 4,211 | (1,734)
Accrued compensation and other expenses | 12,071 | 2,391 | 31,955
Operating lease liabilities | (11,927) | (12,060) | (10,307)
Income taxes payable | 165 | (3,087) | 6,684
Deferred revenue | (22,599) | 91,137 | (2,307)
Net cash provided by operating activities | 156,650 | 296,013 | 213,921
Cash flows from investing activities: |  |  |
Purchase of marketable securities | (114,513) | (78,367) | (15,673)
Proceeds from maturity of marketable securities | 140,462 | 20,569 | 56,806
Purchase of fixed assets | (10,487) | (10,350) | (11,986)
Purchase of intangible assets | (161) | (50) | (4,537)
Decrease (increase) in deposits | 3 | (155) | 88
Net cash provided by (used in) investing activities | 15,304 | (68,353) | 24,698
Cash flows from financing activities: |  |  |
Issuance of common stock under stock plans | 2 | 2 | 2
Payment of contingent consideration | 0 | 0 | (1,748)
Treasury stock repurchases | (150,039) | (35,653) | (3,275)
Tax withholding on restricted stock units | (19,393) | (15,691) | (13,286)
Payment of debt issuance costs | 0 | (3,660) | 0
Repayment of long-term debt | (250,000) | (350,000) | (100,000)
Proceeds from issuance of long-term debt | 0 | 350,000 | 0
Proceeds from collection of contingent consideration, financing activities | 0 | 837 | 0
Net cash used in financing activities | (419,430) | (54,165) | (118,307)
Effect of exchange rate changes on cash and cash equivalents | (1,891) | (4,510) | 6,627
Net (decrease) increase in cash and cash equivalents | (249,367) | 168,985 | 126,939
Cash and cash equivalents and restricted cash, beginning of year | 636,161 | 467,176 | 340,237
Cash and cash equivalents and restricted cash, end of year | 386,794 | 636,161 | 467,176
Supplemental disclosures of cash flow information: |  |  |
Cash paid for interest | 8,063 | 4,962 | 7,685
Cash paid for income taxes | 55,924 | 31,702 | 11,472
Non-cash transactions: |  |  |
Transfers of inventory to fixed assets | 1,371 | 2,657 | 1,530
Additions to property, plant and equipment included in accounts payable | 56 | 197 | 333
Issuance of common stock under employee stock purchase plans | $ 14,353 | $ 14,582 | $ 14,429

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