BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Leases (Details) $ in Thousands	3 Months Ended
Mar. 31, 2020 USD ($)
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
2020 (remainder)	$ 2,267
2021	3,044
2022	3,047
2023	2,870
2024	2,339
Thereafter	5,021
Total	$ 18,588
Minimum
Lessor, Lease, Description [Line Items]
Concentration risk	0.50%
Term of contract	3 years
Maximum
Lessor, Lease, Description [Line Items]
Concentration risk	1.00%
Term of contract	15 years
Rental Income \| Revenue \| Product Concentration Risk
Lessor, Lease, Description [Line Items]
Concentration risk	98.40%
Fee Income \| Revenue \| Product Concentration Risk
Lessor, Lease, Description [Line Items]
Concentration risk	1.60%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of lease payments to be received by lessor for operating lease.

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Amount of lease payments to be received by lessor in remainder of fiscal year following latest fiscal year for operating lease. Excludes interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.

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Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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