XML 78 R48.htm IDEA: XBRL DOCUMENT v3.21.2

Fair Value Measurements (Details) - Schedule of changes in the fair value of Level 3 warrant liabilities	3 Months Ended
	Mar. 31, 2021 USD ($)
Schedule of changes in the fair value of Level 3 warrant liabilities [Abstract]
Fair value as of January 1, 2021	$ 5,880,000
Change in fair value	(2,560,000)
Fair value as of March 31, 2021	$ 3,320,000

X

- Definition

Change in fair value.

+ References

No definition available.

+ Details

Name:	amhc_ChangeInFairValue
Namespace Prefix:	amhc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Fair value as of January 1, 2021.

+ References

No definition available.

+ Details

Name:	amhc_FairValueAdjustmentOfWarrant
Namespace Prefix:	amhc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	amhc_ScheduleOfChangesInTheFairValueOfLevel3WarrantLiabilitiesAbstract
Namespace Prefix:	amhc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration