Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6419918&loc=d3e35281-107843

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6935-107765

Name:	us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Other Commitments and Contingencies - Narrative (Details) $ in Thousands	1 Months Ended	9 Months Ended	12 Months Ended
	Apr. 30, 2021 shares	Sep. 30, 2021 USD ($) tax_lease	Dec. 31, 2003 tax_lease	Dec. 31, 2020 USD ($)
Loss Contingencies [Line Items]
Number of tax leases			6
Number of tax leases terminated		6
Number of tax leases remaining		6
Liability for UK tax leases \| $		$ 71,432		$ 0
Revolving Credit Facility \| LIBOR
Loss Contingencies [Line Items]
Debt instrument, basis spread on variable rate (in percentage)	4.50%
New Fortress Energy (NFE) \| Revolving Credit Facility
Loss Contingencies [Line Items]
Number of common units pledged as security (in shares) \| shares	18,627,451