XML 82 R69.htm IDEA: XBRL DOCUMENT
v3.23.1

LONG-TERM DEBT (Details) |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jul. 27, 2021 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2022 | Dec. 31, 2022 | Mar. 31, 2023 USD ($) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |
Loss on extinguishment of debt |  |  |  |  | $ 0 | $ 596,000 | $ 0
Line of credit | Senior secured revolving credit facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt term | 5 years |  |  |  |  |  |
Credit facility | $ 800,000,000 |  |  |  |  |  |
Repaid borrowings |  |  |  |  | 250,000,000 | 350,000,000 |
Loss on extinguishment of debt |  |  |  |  |  | $ 600,000 |
Amount outstanding under credit facility |  | $ 100,000,000 |  |  | $ 100,000,000 |  |
Commitment fee percentage |  | 0.15% |  |  |  |  |
Adjusted consolidated EBITDA percentage | 125.00% |  |  |  |  |  |
Debt instrument, covenant compliance, maximum leverage ratio | 4.00 | 4.00 |  |  | 4.00 |  |
Debt default, acceleration clause, required consent percentage | 50.00% |  |  |  |  |  |
Unamortized debt issuance costs |  | $ 3,700,000 |  |  | $ 3,700,000 |  |
Line of credit | Senior secured revolving credit facility | Prepaid Expenses and Other Current Assets |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unamortized debt issuance costs |  | 1,100,000 |  |  | 1,100,000 |  |
Line of credit | Senior secured revolving credit facility | Other assets |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unamortized debt issuance costs |  | $ 2,600,000 |  |  | $ 2,600,000 |  |
Line of credit | Senior secured revolving credit facility | Maximum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Leverage ratio |  | 3.50 |  |  | 3.50 |  |
Commitment fee percentage |  | 0.30% |  |  |  |  |
Line of credit | Senior secured revolving credit facility | Maximum | Foreign Subsidiaries |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Voting stock pledge limit for any foreign subsidiary | 65.00% |  |  |  |  |  |
Line of credit | Senior secured revolving credit facility | Minimum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Leverage ratio |  | 1.50 |  |  | 1.50 |  |
Commitment fee percentage |  | 0.15% |  |  |  |  |
Line of credit | Senior secured revolving credit facility | SOFR |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  |  |  | 0.10% |  |
Line of credit | Senior secured revolving credit facility | SOFR | Leverage ratio greater than 3.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  |  |  | 2.00% |  |
Line of credit | Senior secured revolving credit facility | SOFR | Leverage ratio equal to or less than 1.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  |  |  | 1.00% |  |
Line of credit | Senior secured revolving credit facility | LIBOR |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  |  | 1.00% |  |  |
Line of credit | Senior secured revolving credit facility | LIBOR | Maximum | Leverage ratio greater than 3.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  | 2.00% |  |  |  |
Line of credit | Senior secured revolving credit facility | LIBOR | Minimum | Leverage ratio equal to or less than 1.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  |  |  | 1.00% |  |
Line of credit | Senior secured revolving credit facility | Base rate |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  | 0.00% |  |  |  |
Line of credit | Senior secured revolving credit facility | Base rate | Leverage ratio greater than 3.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  |  |  | 1.00% |  |
Line of credit | Senior secured revolving credit facility | Base rate | Leverage ratio equal to or less than 1.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  | 0.00% |  |  |  |  |
Line of credit | Senior secured revolving credit facility | Base rate | Maximum | Leverage ratio greater than 3.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  | 1.00% |  |  |  |
Line of credit | Senior secured revolving credit facility | Base rate | Minimum | Leverage ratio equal to or less than 1.50 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate in excess of effective rate |  |  |  |  | 0.00% |  |
Line of credit | Letter of credit sub-facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Credit facility | $ 75,000,000.0 |  |  |  |  |  |
Line of credit | Revolving Credit Facility Leverage Ratio Terms 2 | Maximum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Leverage ratio |  | 2.75 |  |  | 2.75 |  |
Line of credit | Revolving Credit Facility Leverage Ratio Terms 2 | Minimum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Leverage ratio |  | 1.50 |  |  | 1.50 |  |

X
- Definition Adjusted Consolidated Earnings Before Interest, Tax, Depreciation And Amortization, Percentage + References No definition available. + Details
Name: | ntct_AdjustedConsolidatedEarningsBeforeInterestTaxDepreciationAndAmortizationPercentage
Namespace Prefix: | ntct_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Capital Stock Pledge, Percentage + References No definition available. + Details
Name: | ntct_CapitalStockPledgePercentage
Namespace Prefix: | ntct_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt Instrument, Covenant Compliance, Maximum Leverage Ratio + References No definition available. + Details
Name: | ntct_DebtInstrumentCovenantComplianceMaximumLeverageRatio
Namespace Prefix: | ntct_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt Instrument, Debt Default, Acceleration Clause, Required Consent Percentage + References No definition available. + Details
Name: | ntct_DebtInstrumentDebtDefaultAccelerationClauseRequiredConsentPercentage
Namespace Prefix: | ntct_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Leverage Ratio + References No definition available. + Details
Name: | ntct_LeverageRatio
Namespace Prefix: | ntct_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
Name: | us-gaap_RepaymentsOfLinesOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. + References No definition available. + Details
Name: | us-gaap_UnamortizedDebtIssuanceExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherNoncurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=ntct_ForeignSubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ntct_DebtInstrumentLeverageRatioAxis=ntct_DebtInstrumentCovenantLeverageRatio1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ntct_DebtInstrumentLeverageRatioAxis=ntct_DebtInstrumentCovenantLeverageRatio2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=ntct_RevolvingCreditFacilityLeverageRatioTerms2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |