CONDENSED CONSOLIDATED STATEMENTS OF OTHER COMPREHENSIVE INCOME - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
|
| Statement of Comprehensive Income [Abstract] | ||
| Net income | $ 191 | $ 36 |
| Other comprehensive income: | ||
| Amortization of net actuarial loss included in other non-operating expense, net | 4 | 4 |
| Unrealized gains on securities held as available-for-sale | 0 | 2 |
| Foreign currency translation adjustments | 6 | 3 |
| Other comprehensive income before income taxes | 10 | 9 |
| Income tax expense related to items of other comprehensive income | (2) | (6) |
| Total other comprehensive income, net of tax | 8 | 3 |
| Comprehensive net income | 199 | 39 |
| Less: Comprehensive income attributable to noncontrolling interests | 92 | 89 |
| Comprehensive income available (loss attributable) to Tenet Healthcare Corporation common shareholders | $ 107 | $ (50) |