REAL ESTATE PROPERTIES HELD FOR INVESTMENT - Future Minimum Rental Payments Receivable for Properties Held for Investment Under Non-Cancelable Operating Leases (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Future minimum rental payments from the Company’s properties held for investment under non-cancelable operating leases:
2019	$ 217,991
2020	423,770
2021	420,407
2022	396,598
2023	378,439
Thereafter	2,007,117
Total	$ 3,844,322
Future minimum rental payments from the Company’s properties held for investment under non-cancelable operating leases:
2019		$ 465,766
2020		456,207
2021		452,346
2022		454,216
2023		437,277
Thereafter		2,407,064
Total		$ 4,672,876

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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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Amount of lease payments to be received by lessor after fifth fiscal year following latest statement of financial position date 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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Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

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Future rental payments receivable within the second year from the balance sheet date under an operating lease.

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Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date.

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