Quarterly report pursuant to Section 13 or 15(d)

Uncategorized Items - clf-20180930.xml

betfred sportsbook|Welcome_CLOSURE OBLIGATIONS (Asset v3.10.0.1
Label betfred sportsbook review Value
Capital Addition Purchase Commitments [Member]  
Recorded Unconditional Purchase Obligation us-gaap_RecordedUnconditionalPurchaseObligation $ 520,000,000