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LEASES - Credit Quality Indicator (Details) - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items]
2021	$ 21.0
2020	149.3
2019	58.7
2018	26.8
2017	10.2
Prior	4.4
Net Investment	270.4	$ 275.0
High
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items]
2021	14.7
2020	70.9
2019	28.6
2018	8.5
2017	5.7
Prior	1.2
Net Investment	129.6
Moderate
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items]
2021	6.3
2020	77.2
2019	30.1
2018	17.3
2017	3.9
Prior	1.6
Net Investment	136.4
Low
Sales-type Lease, Net Investment in Lease, Credit Quality Indicator [Line Items]
2021	0.0
2020	1.2
2019	0.0
2018	1.0
2017	0.6
Prior	1.6
Net Investment	$ 4.4

X

- Definition

Amount of net investment in sales-type lease.

+ References

Reference 1: 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=119202524&loc=SL77919379-209981

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- Definition

Amount of net investment in sales-type lease originated five or more years prior to latest 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=119407570&loc=SL82919232-210447

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Amount of net investment in sales-type lease originated four years prior to latest 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=119407570&loc=SL82919232-210447

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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=119407570&loc=SL82919232-210447

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Amount of net investment in sales-type lease originated in fiscal year prior to latest 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=119407570&loc=SL82919232-210447

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Amount of net investment in sales-type lease originated three years prior to latest 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=119407570&loc=SL82919232-210447

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Amount of net investment in sales-type lease originated two years prior to latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919232-210447

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