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Leases - As Lessor - Minimum Future Rents (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Minimum future contractual rents to be received under ASC 842
From October 1 - December 31, 2019	$ 17,394,000
For the year ended December 31, 2020	70,331,000
For the year ended December 31, 2021	69,031,000
For the year ended December 31, 2022	60,457,000
For the year ended December 31, 2023	51,672,000
For the year ended December 31, 2024	43,435,000
Thereafter	181,158,000
Total	493,478,000
Contractual rents	$ 875,000
Minimum future contractual rents to be received under ASC 840
For the year ended December 31, 2019		$ 66,959,000
For the year ended December 31, 2020		66,691,000
For the year ended December 31, 2021		65,130,000
For the year ended December 31, 2022		56,444,000
For the year ended December 31, 2023		47,644,000
Thereafter		208,923,000
Total		$ 511,791,000

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The amount of contractual rent related to the Houston, TX property.

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Amount of lease payments to be received by lessor after sixth 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.

+ References

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

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

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Amount of lease payments to be received by lessor in fourth 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 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 in third 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 in second 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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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 fifth year from the balance sheet date under an operating lease.

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Amount of required minimum rental payments receivable in the remainder of the fiscal year following the latest fiscal year ended for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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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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