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The amount of termination fee under amalgamation agreement.

No definition available.

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- References

No definition available.

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The amount of amount of obligations owed to converted debt holders under exchange agreement.

No definition available.

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The lock-up period of exchange Shares of convertible debt holders, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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The Lock-up period of exchange Shares to certain leak-out provisions, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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The lock-up period on transfer of shares of resulting issuer common stock, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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The number of business days after receipt of notice of such breach or the outside date for the termination of agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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The number of consecutive trading days considered for stock price, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Data Type:	xbrli:durationItemType
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The number of days after amalgamation agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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The total number of directors under amalgamation agreement.

No definition available.

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The number of directors designated by entity under amalgamation agreement.

No definition available.

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Data Type:	xbrli:integerItemType
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The number of directors designated by merger entity under amalgamation agreement.

No definition available.

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Data Type:	xbrli:integerItemType
Balance Type:	na
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The annual interest rate of of payable-in-kind shares of buyer preferred stock.

No definition available.

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The percentage of converted shares of post-closing entity's issued and outstanding shares of common stock.

No definition available.

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The period of agreement to discuss with third parties alternative transactions, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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The remaining amount of obligations owed plus interest (at an increased rate), due at the closing to converted debt holders under exchange agreement.

No definition available.

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- References

No definition available.

Name:	amrh_SpinOffTransactionAbstract
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The amount of termination fee under stock purchase agreement.

No definition available.

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The termination period of amalgamation agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Face amount or stated value per share of common stock.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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The cash inflow from a borrowing supported by a written promise to pay an obligation.

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Price of a single share of a number of saleable stocks of a company.

No definition available.

Name:	us-gaap_SharePrice
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Number of new stock issued during the period.

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Number of stock bought back by the entity at the exercise price or redemption price.

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Data Type:	xbrli:sharesItemType
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Period Type:	duration

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Data Type:	na
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Data Type:	na
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Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
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Namespace Prefix:
Data Type:	na
Balance Type:
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Namespace Prefix:
Data Type:	na
Balance Type:
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