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COMMITMENTS (Details) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
COMMITMENTS
Deferred fee per unit	$ 0.35	$ 0.35
Deferred underwriting fee payable	$ 3,220,000	$ 3,220,000

X

- Definition

Represents the deferred fee per unit.

+ References

No definition available.

+ Details

Name:	chfw_DeferredFeePerUnit
Namespace Prefix:	chfw_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The carrying value as of balance sheet date of underwriting fees payable or deferred, classified as noncurrent.

+ References

No definition available.

+ Details

Name:	chfw_DeferredOfferingCostsNoncurrent
Namespace Prefix:	chfw_
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