CLOSURE AND POST-CLOSURE LIABILITIES (Details) (USD $)
In Thousands, unless otherwise specified |
7 Months Ended | 12 Months Ended | 4 Months Ended | 13 Months Ended | 12 Months Ended | |||||
---|---|---|---|---|---|---|---|---|---|---|
Jul. 31, 2012
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 07, 2012
Senior Notes
Unsecured Senior Notes 2020
|
Dec. 31, 2013
Senior Notes
Unsecured Senior Notes 2020
|
Jul. 30, 2012
Senior Notes
Unsecured Senior Notes 2020
|
Dec. 31, 2013
Landfill Retirement Liability
|
Dec. 31, 2012
Landfill Retirement Liability
|
Dec. 31, 2013
Non-Landfill Retirement Liability
|
Dec. 31, 2012
Non-Landfill Retirement Liability
|
|
Changes to post-closure liabilities | ||||||||||
Balance at the beginning of the period | $ 34,881 | $ 44,047 | $ 34,881 | $ 26,658 | $ 25,764 | $ 17,389 | $ 9,117 | |||
Liabilities assumed in Safety-Kleen acquisition | 659 | 7,553 | 0 | 659 | 7,553 | |||||
New asset retirement obligations | 4,515 | 3,257 | 4,515 | 3,257 | ||||||
Accretion | 4,746 | 3,993 | 3,016 | 2,897 | 1,730 | 1,096 | ||||
Changes in estimates recorded to statement of income | (362) | 1,194 | (409) | 133 | 47 | 1,061 | ||||
Changes in estimates recorded to balance sheet | (1,516) | (3,071) | (1,697) | (3,086) | 181 | 15 | ||||
Expenditures | (4,522) | (3,845) | (4,175) | (2,382) | (347) | (1,463) | ||||
Currency translation and other | (482) | 85 | (304) | 75 | (178) | 10 | ||||
Balance at the end of the period | 47,085 | 44,047 | 27,604 | 26,658 | 19,481 | 17,389 | ||||
Long-term Debt, Gross | 600,000 | 800,000 | ||||||||
Credit-adjusted risk-free rate (as a percent) | 8.56% | |||||||||
Asset Retirement Obligations Discount Rate (as a percent) | 6.66% | 6.60% | ||||||||
Environmental Property Sale, Disposal or Abandonment Costs | ||||||||||
2014 | 7,017 | |||||||||
2015 | 8,607 | |||||||||
2016 | 6,860 | |||||||||
2017 | 4,526 | |||||||||
2018 | 8,164 | |||||||||
Thereafter | 259,837 | |||||||||
Undiscounted closure and post-closure liabilities | 295,011 | |||||||||
Less: Discount at credit-adjusted risk-free rate | (160,091) | |||||||||
Less: Undiscounted estimated closure and post-closure liabilities relating to airspace not yet consumed | (87,835) | |||||||||
Present value of closure and post-closure liabilities | $ 47,085 | $ 44,047 | $ 27,604 | $ 26,658 | $ 19,481 | $ 17,389 |