Discontinued Operations - Discontinued Operations, Statement of Operations Disclosures (Details) - Spirit MTA REIT - Spinoff - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Revenues:      
Rentals $ 229,668 $ 240,247 $ 253,360
Interest income on loans receivable 445 1,854 3,301
Tenant reimbursement income 1,836 2,238 2,025
Other income 5,748 6,295 6,407
Total revenues 237,697 250,634 265,093
Expenses:      
General and administrative 4,552 2,008 2,071
Transaction costs 6,361 0 0
Property costs (including reimbursable) 10,644 6,750 6,658
Real estate acquisition costs (78) 325 393
Interest 76,733 77,896 83,718
Depreciation and amortization 82,333 89,240 94,155
Impairments 40,733 26,880 20,348
Total expenses 221,278 203,099 207,343
Income from discontinued operations before other income and income tax expense 16,419 47,535 57,750
Loss on debt extinguishment (2,224) (1,372) (787)
Gain on disposition of assets 22,408 22,742 69,072
Total other income 20,184 21,370 68,285
Income from discontinued operations before income tax expense 36,603 68,905 126,035
Income tax expense (117) 97 122
Income from discontinued operations $ 36,720 $ 68,808 $ 125,913