COMMITMENTS - Underwriting Agreement (Details)	Sep. 30, 2021 USD ($) $ / shares
COMMITMENTS
Deferred fee per unit \| $ / shares	$ 0.35
Deferred underwriting fee payable \| $	$ 7,014,000

The carrying value as of balance sheet date of underwriting compensation deferred, classified as noncurrent.

No definition available.

Name:	rchg_DeferredUnderwritingCompensationNoncurrent
Namespace Prefix:	rchg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant