XML 24 R24.htm IDEA: XBRL DOCUMENT v3.19.3

Initial Public Offering (Details) - Initial Public Offering [Member] - $ / shares	Nov. 27, 2018	Nov. 20, 2018	Sep. 30, 2019
Public Offering [Abstract]
Number of units sold (in shares)	22,052,077	20,000,000
Unit price (in dollars per share)	$ 10.00	$ 10.00
Class A Common Stock [Member]
Public Offering [Abstract]
Number of shares called by each unit (in shares)			1
Number of shares called by each warrant (in shares)			1
Public Warrants [Member]
Public Offering [Abstract]
Number of shares called by each unit (in shares)			1
Exercise price (in dollars per share)			$ 11.50

X

- Definition

Number of securities into which each unit may be converted. For example, but not limited to, each unit may be converted into two shares.

+ References

No definition available.

+ Details

Name:	amci_NumberOfSecuritiesCalledByEachUnit
Namespace Prefix:	amci_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	amci_SaleOfPublicOfferingAbstract
Namespace Prefix:	amci_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of new units issued during the period. Each unit consists of one share of Class A common stock and one redeemable warrant.

+ References

No definition available.

+ Details

Name:	amci_UnitsIssuedDuringPeriodSharesNewIssues
Namespace Prefix:	amci_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ References

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

+ Details

Name:	us-gaap_SharesIssuedPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=us-gaap_WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: