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Component: (Network and Table)
Network
2408402 - Disclosure - FINAL CAPPING, CLOSURE AND POST-CLOSURE COSTS - Changes to Accrued Capping, Closure and Post-Closure Liabilities (Detail)
(http://casella.com/role/FinalCappingClosureAndPostClosureCostsChangesToAccruedCappingClosureAndPostClosureLiabilitiesDetail)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000911177 (http://www.sec.gov/CIK)
Asset Retirement Obligation Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
Asset Retirement Obligation Disclosure [Abstract]
 
 
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]
 
 
Beginning balance
41,041,000  
39,829,000  
Obligations incurred
2,441,000  
1,798,000  
Revisions in estimates
(2,052,000) 
(2,030,000) 
Accretion expense
3,606,000  
3,370,000  
Obligations settled
(829,000) 
(1,926,000) 
Ending balance
44,207,000  
 
41,041,000