Stockholders' Equity Stockholders' Equity (Components of Stockholders' Equity) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss)
Unrealized translation	$ (922)	$ (835)	$ (494)
Recognition of effective portion of hedges	66	18	37
Amortization included in net income	(53)	(5)	(10)
Cash flow hedges and other, tax effect	(1)	3	(13)
Cash flow hedges and other, net of tax	5	18	18
Spin-off of health care business	0	9	0
Change in AOCI	34	(1,070)	(183)
Defined Benefit Pension Plans
Accumulated Other Comprehensive Income (Loss)
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	(1,357)	(20)	(1)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Tax	(547)	167	(176)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Net of Tax	911	(256)	260
Other Postretirement Benefit Plans
Accumulated Other Comprehensive Income (Loss)
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	0	0	0
Other comprehensive income (loss), before tax	34	(22)	38
Tax effect	(21)	14	(24)
Attributable to Kimberly-Clark
Accumulated Other Comprehensive Income (Loss)
Unrealized translation, before tax	(882)	(826)	(495)
Unrealized translation, tax effect	(23)	7	(4)
Unrealized translation	(905)	(819)	(499)
Unrecognized net actuarial loss and transition amount | Defined Benefit Pension Plans
Accumulated Other Comprehensive Income (Loss)
Funded status recognition	(4)	(624)	356
Amortization included in net periodic benefit cost	75	100	120
Currency and other	(42)	(69)	8
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax	(1,468)	455	(468)
Unrecognized net actuarial loss and transition amount | Other Postretirement Benefit Plans
Accumulated Other Comprehensive Income (Loss)
Other comprehensive income (loss), before tax	59	(36)	65
Unrecognized prior service cost | Defined Benefit Pension Plans
Accumulated Other Comprehensive Income (Loss)
Currency and other	(2)	(3)	(1)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax	(10)	32	(32)
Funded status recognition	4	42	0
Amortization included in net periodic benefit cost	(12)	(7)	(31)
Unrecognized prior service cost | Other Postretirement Benefit Plans
Accumulated Other Comprehensive Income (Loss)
Other comprehensive income (loss), before tax	(4)	0	(3)
Cash Flow Hedges and Other
Accumulated Other Comprehensive Income (Loss)
Currency and other	7	(2)	(4)
Spin-off of health care business		0
Other (Income) And Expense, Net
Accumulated Other Comprehensive Income (Loss)
Proceeds from Noncontrolling Interests	(11)	0	0
Other (Income) And Expense, Net | Defined Benefit Pension Plans
Accumulated Other Comprehensive Income (Loss)
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	$ 1,355	$ 0	$ 0