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REVENUE FROM CONTRACTS WITH CUSTOMERS - Disaggregation (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Disaggregation of revenues |  |  |  |
Revenues | $ 628,420 | $ 415,439 | $ 1,705,784 | $ 1,096,504
Illinois Basin |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 335,234 | 231,093 | 923,427 | 640,260
Appalachia |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 245,724 | 154,944 | 646,705 | 384,286
Oil & Gas Royalties |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 37,572 | 21,191 | 105,112 | 52,798
Coal Royalties |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 16,708 | 13,456 | 46,400 | 36,410
Other, Corporate and Elimination |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | (6,818) | (5,245) | (15,860) | (17,250)
Coal sales |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 550,563 | 362,264 | 1,470,730 | 975,725
Coal sales | Illinois Basin |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 314,271 | 217,637 | 858,565 | 610,435
Coal sales | Appalachia |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 236,292 | 144,627 | 612,165 | 365,290
Oil & gas royalties |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 35,312 | 20,109 | 102,166 | 51,222
Oil & gas royalties | Oil & Gas Royalties |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 35,312 | 20,109 | 102,166 | 51,222
Coal royalties | Coal Royalties |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 16,708 | 13,456 | 46,400 | 36,410
Coal royalties | Other, Corporate and Elimination |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | (16,708) | (13,456) | (46,400) | (36,410)
Transportation |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 28,548 | 22,027 | 93,305 | 45,153
Transportation | Illinois Basin |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 19,508 | 12,121 | 59,848 | 27,235
Transportation | Appalachia |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 9,040 | 9,906 | 33,457 | 17,918
Other revenues |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 13,997 | 11,039 | 39,583 | 24,404
Other revenues | Illinois Basin |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 1,455 | 1,335 | 5,014 | 2,590
Other revenues | Appalachia |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 392 | 411 | 1,083 | 1,078
Other revenues | Oil & Gas Royalties |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | 2,260 | 1,082 | 2,946 | 1,576
Other revenues | Other, Corporate and Elimination |  |  |  |
Disaggregation of revenues |  |  |  |
Revenues | $ 9,890 | $ 8,211 | $ 30,540 | $ 19,160

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9031-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130543-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI https://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
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