LEASES - FUTURE MINIMUM LEASE PAYMENTS (Details) - Badger Hollow Solar Farm II $ in Millions	Jun. 30, 2020 USD ($)
Finance leases
Six months ended December 31, 2020	$ 0.2
2021	0.3
2022	0.3
2023	0.7
2024	0.7
2025	0.7
Thereafter	55.0
Total minimum lease payments	57.9
Less: interest	(35.1)
Present value of minimum lease payments	22.8
Less: short-term lease liabilities	0.0
Long-term lease liabilities	$ 22.8

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Present value of lessee's discounted obligation for lease payments from finance lease.

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-Publisher FASB
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