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v3.21.1

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2019
Cash flows from operating activities: |  |  |
Net income (loss) | $ (21,505) | $ (10,337) | $ 163
Adjustments to reconcile net income (loss) to net cash provided by (used) in operating activities: |  |  |
Allowance for doubtful accounts and other | 35 | (17) | 39
Provision for excess and obsolete inventories | 466 | 343 | 1,195
Non-cash lease expense | 598 | 611 |
Depreciation and amortization | 1,214 | 1,434 | 1,454
Stock-based compensation | 2,854 | 2,566 | 2,266
Amortization of premium (discount) on investments | 88 |  | (36)
Changes in assets and liabilities: |  |  |
Accounts receivable | 2,630 | 1,026 | (2,099)
Inventory | (527) | 1,060 | (1,333)
Prepaid expenses and other assets | 440 | (431) | (144)
Accounts payable | 383 | (680) | 48
Accrued expenses and other liabilities | (1,928) | (256) | 1,453
Net cash provided by (used in) operating activities | (15,252) | (4,681) | 3,006
Cash flows from investing activities: |  |  |
Purchase of investments | (17,510) | (18,116) | (20,307)
Maturities of short-term investments | 21,000 | 27,418 | 18,173
Decrease in MikaMonu escrow deposit |  | 1,000 | 750
Purchases of property and equipment | (203) | (331) | (2,090)
Net cash provided by (used in) investing activities | 3,287 | 9,971 | (3,474)
Cash flows from financing activities: |  |  |
Payment of contingent consideration |  |  | (720)
Payment of MikaMonu escrow deposit |  | (428) | (364)
Repurchase of common stock |  |  | (103)
Proceeds from issuance of common stock under employee stock plans | 4,693 | 4,149 | 3,909
Net cash provided by financing activities | 4,693 | 3,721 | 2,722
Net increase (decrease) in cash and cash equivalents | (7,272) | 9,011 | 2,254
Cash and cash equivalents at beginning of the period | 51,506 | 42,495 | 40,241
Cash and cash equivalents at end of the period | 44,234 | 51,506 | 42,495
Non-cash financing activities: |  |  |
Purchases of property and equipment through accounts payable and accruals | 6 | 19 | 31
Operating lease right-of-use assets exchanged for lease obligations | 658 | 1,228 |
Supplemental cash flow information: |  |  |
Net cash paid for income taxes | $ 858 | $ 345 | $ 11

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Period Type: | duration