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RESTRUCTURING RESERVES - Schedule of Restructuring Costs (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Restructuring Cost and Reserve [Line Items] |  |  |
Cost of merchandise sold | $ 13,550 | $ 4,705 | $ 1,194
Involuntary employee termination costs | 58,859 | 33,687 | 25,707
Other charges (gains) | 43,749 | 1,221 | 18,450
Total | 116,158 | 39,613 | 45,351
Segments | United States |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Cost of merchandise sold | 1,379 | 3,100 | 1,194
Involuntary employee termination costs | 32,134 | 21,151 | 21,524
Other charges (gains) | (22,255) | (8,583) | 12,754
Total | 11,258 | 15,668 | 35,472
Segments | Canada |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Cost of merchandise sold | 8,310 | 1,605 | 0
Involuntary employee termination costs | 15,001 | 12,536 | 4,183
Other charges (gains) | 15,976 | 857 | 0
Total | 39,287 | 14,998 | 4,183
Segments | Other businesses |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Cost of merchandise sold | 3,861 | 0 | 0
Involuntary employee termination costs | 11,724 | 0 | 0
Other charges (gains) | 39,435 | 0 | 5,696
Total | 55,020 | 0 | 5,696
Unallocated expense |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Cost of merchandise sold | 0 | 0 | 0
Involuntary employee termination costs | 0 | 0 | 0
Other charges (gains) | 10,593 | 8,947 | 0
Total | $ 10,593 | $ 8,947 | $ 0

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- Definition Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 + Details
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