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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Mar. 31, 2022
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Schedule II - Valuation and Qualifying Accounts | NetScout Systems, Inc. Schedule II—Valuation and Qualifying Accounts (in thousands)
| Balance at Beginning of Fiscal Year |  | Additions Resulting in Charges to Operations |  | Charges to Other Accounts |  |  | Deductions Due to Write-Offs |  | Balance at End of Fiscal Year
Fiscal year ended March 31, 2020 |  |  |  |  |  |  |  |  |  |
Allowance for credit losses | $ | 1,583 |  |  | $ | 1,450 |  |  | $ | (1,202) |  |  |  | $ | (481) |  |  | $ | 1,350 |
Deferred tax asset valuation allowance | $ | 835 |  |  | $ | 4,806 |  |  | $ | — |  |  |  | $ | — |  |  | $ | 5,641 |
Fiscal year ended March 31, 2021 |  |  |  |  |  |  |  |  |  |
Allowance for credit losses | $ | 1,350 |  |  | $ | 48 |  |  | $ | (733) |  |  |  | $ | (249) |  |  | $ | 416 |
Deferred tax asset valuation allowance | $ | 5,641 |  |  | $ | 5,765 |  |  | $ | — |  |  |  | $ | — |  |  | $ | 11,406 |
Fiscal year ended March 31, 2022 |  |  |  |  |  |  |  |  |  |
Allowance for credit losses | $ | 416 |  |  | $ | 1,963 |  |  | $ | (25) |  |  |  | $ | (705) |  |  | $ | 1,649 |
Deferred tax asset valuation allowance | $ | 11,406 |  |  | $ | 1,720 |  |  | $ | — |  |  |  | $ | — |  |  | $ | 13,126 |

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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