CONDENSED CONSOLIDATED STATEMENTS OF OTHER COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
CONDENSED CONSOLIDATED STATEMENTS OF OTHER COMPREHENSIVE INCOME (LOSS)
Net income	$ 80	$ 28	$ 153	$ 76
Other comprehensive income (loss):
Amortization of net actuarial loss included in net periodic benefit costs	5	3	8	8
Unrealized gains (losses) on securities held as available-for-sale	2	(2)	3	(1)
Foreign currency translation adjustments	(3)	3	(44)	3
Other comprehensive income (loss) before income taxes	4	4	(33)	10
Income tax expense related to items of other comprehensive income (loss)	(1)		(3)	(1)
Total other comprehensive income (loss), net of tax	3	4	(36)	9
Comprehensive net income	83	32	117	85
Less: Comprehensive income attributable to noncontrolling interests	88	57	266	119
Comprehensive loss attributable to Tenet Healthcare Corporation common shareholders	$ (5)	$ (25)	$ (149)	$ (34)