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CLOSURE AND POST-CLOSURE LIABILITIES (Changes in Post-Closure Liabilities) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Changes to post-closure liabilities |  |
Balance at the beginning of the period | $ 69,931 | $ 61,037
Liabilities assumed in acquisitions | 220 | 685
New asset retirement obligations | 2,705 | 2,518
Accretion | 5,601 | 5,104
Changes in estimates recorded to consolidated statement of operations | 2,685 | 1,460
Changes in estimates recorded to consolidated balance sheet | 3,865 | 1,931
Expenditures | (9,839) | (2,281)
Currency translation and other | 483 | (523)
Balance at the end of the period | 75,651 | 69,931
Increase in facility closure costs | 2,300 | 1,200
Landfill Retirement Liability |  |
Changes to post-closure liabilities |  |
Balance at the beginning of the period | 37,809 | 32,382
Liabilities assumed in acquisitions | 0 | 0
New asset retirement obligations | 2,705 | 2,518
Accretion | 2,772 | 2,537
Changes in estimates recorded to consolidated statement of operations | 248 | (37)
Changes in estimates recorded to consolidated balance sheet | 3,303 | 1,867
Expenditures | (7,718) | (1,224)
Currency translation and other | 282 | (234)
Balance at the end of the period | 39,401 | 37,809
Non-Landfill Retirement Liability |  |
Changes to post-closure liabilities |  |
Balance at the beginning of the period | 32,122 | 28,655
Liabilities assumed in acquisitions | 220 | 685
New asset retirement obligations | 0 | 0
Accretion | 2,829 | 2,567
Changes in estimates recorded to consolidated statement of operations | 2,437 | 1,497
Changes in estimates recorded to consolidated balance sheet | 562 | 64
Expenditures | (2,121) | (1,057)
Currency translation and other | 201 | (289)
Balance at the end of the period | $ 36,250 | $ 32,122

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- Definition The amount of change in the asset retirement obligation, during the current period, for changes in estimates recorded in the statement of income. + References No definition available. + Details
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- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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- Definition Amount of foreign currency translation gain (loss) which decreases (increases) asset retirement obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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