Leases - Tenant Leases (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases
Percentage of portfolio leased			99.80%
Weighted average remaining lease term	9 years 8 months 12 days		9 years 8 months 12 days
Option to extend lease			true
Lease, practical expedients			true
Annualized base rent derived from tenants (as a percent)			61.00%
Lease Income
Total Lease Payments	$ 60,288	$ 46,434	$ 118,384	$ 90,608
Less: Variable Lease Payments	(6,192)	(4,899)	(13,085)	(10,299)
Total Non-Variable Lease Payments	54,096	$ 41,535	105,299	$ 80,309
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
2019 (Remaining)	112,335		112,335
2021	223,365		223,365
2022	220,479		220,479
2023	216,160		216,160
2024	206,916		206,916
Thereafter	1,271,883		1,271,883
Lease payments receivable	$ 2,251,138		$ 2,251,138

Represents the percentage of annualized base rent derived from tenants.

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- Definition

Represents the percentage of portfolio leased.

+ References

No definition available.

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- References

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- Definition

Indicates (true false) whether practical expedients are elected for not reassessing whether any expired or existing contract is or contains lease, lease classification for expired or existing lease, and initial direct cost for any existing lease.

+ References

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-Publisher FASB
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Indicates (true false) whether lessor has option to extend operating lease.

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- Definition

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

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- Definition

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.

+ References

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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.

+ References

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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.

+ References

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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.

+ References

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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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- Definition

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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Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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Amount of operating lease income from lease payments paid and payable to lessor. Excludes variable lease payments not included in measurement of lease receivable.

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Amount of operating lease income from variable lease payments paid and payable to lessor, excluding amount included in measurement of lease receivable.

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