FAIR VALUE MEASUREMENTS (Details)	Dec. 31, 2020 USD ($)
FAIR VALUE MEASUREMENTS
Cash and marketable securities held in Trust Account	$ 202,439,643

Cash and marketable securities held in Trust Account

No definition available.

Name:	rchg_CashAndMarketableSecuritiesHeldInTrustAccount
Namespace Prefix:	rchg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant