XML 91 R79.htm IDEA: XBRL DOCUMENT
v3.22.4

Stockholders' Equity - Common Shares Reserved for Future Issuance (Details) - shares shares in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Class of Stock [Line Items] |  |
Total Class A shares reserved (in shares) | 21,272 | 14,781
Common Class A |  |
Class of Stock [Line Items] |  |
Shares outstanding from stock options and restricted stock units (in shares) | 13,517 | 10,261
Shares available for future equity award grants (in shares) | 7,554 | 3,679
Shares available for future ESPP offerings (in shares) | 201 | 841

X
- Definition Capital Shares Reserved For Future Issuance + References No definition available. + Details
Name: | nrds_CapitalSharesReservedForFutureIssuance
Namespace Prefix: | nrds_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Common Stock, Capital Shares Reserved For Future Issuance, Employee Stock Purchase Plan Offerings + References No definition available. + Details
Name: | nrds_CommonStockCapitalSharesReservedForFutureIssuanceEmployeeStockPurchasePlanOfferings
Namespace Prefix: | nrds_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Common Stock, Capital Shares Reserved For Future Issuance, Equity Award Grants + References No definition available. + Details
Name: | nrds_CommonStockCapitalSharesReservedForFutureIssuanceEquityAwardGrants
Namespace Prefix: | nrds_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Stock Options And Restricted Stock Units Reserved For Future Issuance + References No definition available. + Details
Name: | nrds_StockOptionsAndRestrictedStockUnitsReservedForFutureIssuance
Namespace Prefix: | nrds_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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_ClassOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |