Document and Entity Information - shares	3 Months Ended
	Mar. 31, 2022	Apr. 30, 2022
Entity Information [Line Items]
Entity Registrant Name	Coronado Global Resources Inc.
Entity Central Index Key	0001770561
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Entity Shell Company	false
Document Period End Date	Mar. 31, 2022
Amendment Flag	false
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q1
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		167,645,373
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Interactive Data Current	Yes
Entity Current Reporting Status	Yes
Entity File Number	1-16247
Entity Tax Identification Number	83-1780608
Entity Incorporation State Country Code	DE
Entity Address Address Line1	Level 33, Central Plaza One
Entity Address Address Line 2	345 Queen Street
Entity Address City Or Town	Brisbane, Queensland
Entity Address Country	AU
Entity Address Postal Zip Code	4000
Country Region	61
City Area Code	7
Local Phone Number	3031 7777