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Lease Intangibles - Scheduled Amortization (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
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Acquired Lease Intangibles [Abstract] |  |
Amortizable Intangible Assets, Net Carrying Amount | $ (123,593) | $ (114,584)
In-place lease intangible assets |  |
Acquired Lease Intangibles [Abstract] |  |
2017 (Remainder), Net Increase In Lease Revenues | 3,046 |
2018, Net Increase In Lease Revenues | 9,874 |
2019, Net Increase In Lease Revenues | 9,512 |
2020, Net Increase In Lease Revenues | 7,860 |
2021, Net Increase In Lease Revenues | 7,457 |
Thereafter, Net Increase In Lease Revenues | 60,195 |
Net Increase In Lease Revenues, Total | 97,944 |
2017 (Remainder), Increase to Amortization | (7,596) |
2018, Increase to Amortization | (26,009) |
2019, Increase to Amortization | (18,849) |
2020, Increase to Amortization | (14,011) |
2021, Increase to Amortization | (11,286) |
Thereafter, Increase to Amortization | (39,775) |
Amortizable Intangible Assets, Net Carrying Amount | (117,526) | $ (108,593)
2017 (Remainder), Reduction of Rent Expense | 15 |
2018, Reduction of Rent Expense | 58 |
2019, Reduction of Rent Expense | 58 |
2020, Reduction of Rent Expense | 58 |
2021, Reduction of Rent Expense | 58 |
Thereafter, Reduction of Rent Expense | 405 |
Reduction of Rent Expense, Total | 652 |
2017 (Remainder), Net Income (Expense) | (4,535) |
2018, Net Income (Expense) | (16,077) |
2019, Net Income (Expense) | (9,279) |
2020, Net Income (Expense) | (6,093) |
2021, Net Income (Expense) | (3,771) |
Thereafter, Net Income (Expense) | 20,825 |
Total, Net Income (Expense) | $ (18,930) |

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