CONDENSED STATEMENT OF OPERATIONS (UNAUDITED) (Parenthetical) - shares	3 Months Ended	4 Months Ended
Sep. 30, 2020	Sep. 30, 2020
Income Statement [Abstract]
Aggregate number of shares subject to redemption	21,853,299	21,853,299

Stock issued during period shares subject to redemption.

No definition available.

Name:	nshu_StockIssuedDuringPeriodSharesSubjectToRedemption
Namespace Prefix:	nshu_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration