XML 95 R74.htm IDEA: XBRL DOCUMENT v3.22.4

Debt and Financing Obligations (Financing Obligation) (Details) - Integral Equipment and Mobile Equipment - Domestic Coke and Coal Logistics	12 Months Ended
	Dec. 31, 2022
Sale Leaseback Transaction [Line Items]
Initial lease period	48 months
Buyout option period	36 months

X

- Definition

Sale Leaseback Transaction, Lease Term

+ References

No definition available.

+ Details

Name:	sxc_SaleLeasebackTransactionLeaseTerm
Namespace Prefix:	sxc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Sale Leaseback Transaction, Lease Term Before Early Buyout Option

+ References

No definition available.

+ Details

Name:	sxc_SaleLeasebackTransactionLeaseTermBeforeEarlyBuyoutOption
Namespace Prefix:	sxc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleLeasebackTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_SaleLeasebackTransactionDescriptionAxis=sxc_IntegralEquipmentandMobileEquipmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=sxc_DomesticCokeandCoalLogisticsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: