XML 66 R59.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Commitments and Contingencies (Additional Information) (Details) $ in Thousands | Dec. 22, 2021 USD ($)
--- | ---
Commitments and Contingencies Disclosure [Abstract] |
Secured Loan default judgment | $ 7,984

X
- Definition Secured Loan default judgment + References No definition available. + Details
Name: | nick_SecuredLoanDefaultJudgment
Namespace Prefix: | nick_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration