Discontinued Operations - Discontinued Operations, Statement of Cash Flows Disclosure (Details) - Spirit MTA REIT - Discontinued Operations, Disposed of by Means Other than Sale, Spinoff - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||
| Net cash provided by operating activities | $ 35,163 | $ 143,939 | $ 160,279 |
| Net cash (used in) provided by investing activities | $ (31,544) | $ 135,880 | $ 99,542 |