XML 49 R38.htm IDEA: XBRL DOCUMENT
v3.22.2

Leases - Narrative (Details) $ in Millions | Jun. 30, 2022 USD ($)
--- | ---
Lessor, Lease, Description [Line Items] |
Finance leases that have not yet commenced | $ 3.9
Minimum |
Lessor, Lease, Description [Line Items] |
Remaining lease terms | 1 year
Finance leases not yet commenced, term | 1 year
Maximum |
Lessor, Lease, Description [Line Items] |
Remaining lease terms | 5 years
Finance leases not yet commenced, term | 2 years

X
- Definition Lessee, Finance Lease, Lease Not Yet Commenced + References No definition available. + Details
Name: | hcc_LesseeFinanceLeaseLeaseNotYetCommenced
Namespace Prefix: | hcc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Term of lessee's finance lease not yet commenced, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980 + Details
Name: | us-gaap_LesseeFinanceLeaseLeaseNotYetCommencedTermOfContract1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Remaining lease term of finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980 + Details
Name: | us-gaap_LesseeFinanceLeaseRemainingLeaseTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

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_LessorLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |