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Real Estate Finance Lease Liability, Maturity - Platform 16 (Details) - USD ($) $ in Thousands | Sep. 30, 2019 | Jul. 19, 2019 | Jul. 16, 2019 | Jan. 24, 2019
--- | --- | --- | --- | ---
Real estate |  |  |  |  |
2019 |  | $ 150 |  |  |
2020 |  | 907 |  |  |
2021 |  | 5,958 |  |  |
2022 |  | 10,208 |  |  |
2023 |  | 9,708 |  |  |
Thereafter | [1] | 1,431,760 |  |  |
Total expected minimum lease payments |  | 1,458,691 |  |  |
Interest portion |  | (1,237,662) |  |  |
Present value of expected net lease payments |  | $ 221,029 |  |  |
2100 Pennsylvania Avenue [Member] |  |  |  |  |
Real estate |  |  |  |  |
2019 |  |  | $ 0 |  |
2020 |  |  | 0 |  |
2021 |  |  | 3,863 |  |
2022 |  |  | 8,576 |  |
2023 |  |  | 8,669 |  |
Thereafter |  |  | 1,358,518 |  |
Total expected minimum lease payments |  |  | 1,379,626 |  |
Interest portion |  |  | (1,214,649) |  |
Present value of expected net lease payments |  |  | $ 164,977 | $ 165,000 |
Platform 16 [Member] |  |  |  |  |
Real estate |  |  |  |  |
2019 |  |  |  |  | $ 17,918
2020 |  |  |  |  | 109,460
Total expected minimum lease payments |  |  |  |  | 127,378
Interest portion |  |  |  |  | (4,815)
Present value of expected net lease payments |  |  |  |  | $ 122,563
[1] | Finance lease payments in 2024 include approximately $38.7 million related to a purchase option that the Company is reasonably certain it will exercise.

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