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LEASES - Credit Quality Indicator (Details) - USD ($) $ in Millions | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items] |  |
2021 | $ 108.7 |
2020 | 139.6 |
2019 | 52.0 |
2018 | 22.5 |
2017 | 8.1 |
Prior | 2.7 |
Net Investment | 333.6 | $ 275.0
High |  |
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items] |  |
2021 | 45.5 |
2020 | 51.9 |
2019 | 30.2 |
2018 | 6.0 |
2017 | 3.5 |
Prior | 1.3 |
Net Investment | 138.4 |
Moderate |  |
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items] |  |
2021 | 62.4 |
2020 | 84.6 |
2019 | 21.8 |
2018 | 15.6 |
2017 | 4.1 |
Prior | 1.1 |
Net Investment | 189.6 |
Low |  |
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items] |  |
2021 | 0.8 |
2020 | 3.1 |
2019 | 0.0 |
2018 | 0.9 |
2017 | 0.5 |
Prior | 0.3 |
Net Investment | $ 5.6 |

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- Definition Amount, before allowance for credit loss, of net investment in sales-type lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919253-210447 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=124258985&loc=SL77919379-209981 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of net investment in sales-type lease originated more than five years prior to current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
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- Definition Amount of net investment in sales-type lease originated four years prior to current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
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- Definition Amount of net investment in sales-type lease originated in current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
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- Definition Amount of net investment in sales-type lease originated in fiscal year prior to current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
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- Definition Amount of net investment in sales-type lease originated three years prior to current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
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- Definition Amount of net investment in sales-type lease originated two years prior to current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
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