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Component: (Network and Table)
Network
2408402 - Disclosure - Asset Retirement Obligations - Schedule of Asset Retirement Obligations (Details)
(http://www.cabotog.com/role/AssetRetirementObligationsScheduleOfAssetRetirementObligationsDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000858470 (http://www.sec.gov/CIK)
Asset Retirement Obligation Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Asset Retirement Obligation Disclosure [Abstract]
 
Asset Retirement Obligation
 
Balance at beginning of period
145,606,000  
Liabilities incurred
3,522,000  
Liabilities settled
(1,148,000) 
Liabilities divested
(24,338,000) 
Accretion expense
8,065,000  
Change in estimate
2,026,000  
Balance at end of period
133,733,000