Significant Accounting Policies (Narrative) (Details)	3 Months Ended								12 Months Ended
	Dec. 31, 2020 USD ($) countries $ / shares	Sep. 30, 2020 USD ($) $ / shares	Jun. 30, 2020 USD ($) $ / shares	Mar. 31, 2020 USD ($) $ / shares	Dec. 31, 2019 USD ($) renewal_option $ / shares	Sep. 30, 2019 USD ($) $ / shares	Jun. 30, 2019 USD ($) $ / shares	Mar. 31, 2019 USD ($) $ / shares	Dec. 31, 2020 USD ($) renewal_option countries reporting_unit segment $ / shares	Dec. 31, 2019 USD ($) $ / shares	Dec. 31, 2018 USD ($) $ / shares
Restricted Cash and Cash Equivalents Items [Line Items]
Number operating countries | countries	13								13
Number of operating segments | segment									4
Indefinite-lived trademark carrying value	$ 1,893,000,000				$ 1,870,000,000				$ 1,893,000,000	$ 1,870,000,000
Restricted cash	10,000,000				0				10,000,000	0	$ 40,000,000
Unfunded commitments	0								0
Depreciation									506,000,000	518,000,000	570,000,000
Net book value of buildings, machinery, and equipment disposals									25,000,000
Impairment of long-lived assets									$ 0	0	0
Sale leaseback, net proceeds	139,000,000				140,000,000
Annual rent payment	$ 10,000,000				$ 10,000,000
Lease term	14 years				12 years
Options to extend lease | renewal_option					5				4
Lease renewal term	5 years				5 years
Sale leaseback, deferred gain, gross	$ 113,000,000				$ 111,000,000
Sale leaseback, deferred gain, net	89,000,000				88,000,000
Sale leaseback, right-of-use assets and lease liabilities	128,000,000				108,000,000				$ 128,000,000	108,000,000
Number of reporting units | reporting_unit									4
Goodwill, impairment loss									$ 0	0	579,000,000
Intangibles, impairment loss									0	0	168,000,000
Accounts payable outsourcing	1,200,000,000				1,200,000,000				1,200,000,000	1,200,000,000
Research and development expense									455,000,000	541,000,000	572,000,000
Advertising expense									273,000,000	335,000,000	343,000,000
Net income (loss)	497,000,000	$ 397,000,000	$ 35,000,000	$ 152,000,000	288,000,000	$ 358,000,000	$ 67,000,000	$ 471,000,000	1,081,000,000	1,184,000,000	(183,000,000)
Net earnings	$ 501,000,000	$ 398,000,000	$ 25,000,000	$ 147,000,000	$ 288,000,000	$ 364,000,000	$ 72,000,000	$ 474,000,000	$ 1,071,000,000	$ 1,198,000,000	$ (159,000,000)
Diluted net earnings (loss) available to Whirlpool (USD per share) | $ / shares	$ 7.77	$ 6.27	$ 0.55	$ 2.41	$ 4.52	$ 5.57	$ 1.04	$ 7.31	$ 17.07	$ 18.45	$ (2.72)
JennAir Trademark
Restricted Cash and Cash Equivalents Items [Line Items]
Indefinite-lived trademark carrying value	$ 304,000,000								$ 304,000,000
Accounts Receivable
Restricted Cash and Cash Equivalents Items [Line Items]
Cash proceeds from sale of transferred receivables	600,000,000				$ 1,000,000,000.0				600,000,000	$ 1,000,000,000.0
Outstanding receivables transferred under arrangements, continued services	30,000,000				348,000,000				30,000,000	348,000,000
Cost of Products Sold
Restricted Cash and Cash Equivalents Items [Line Items]
Sale leaseback, deferred gain, gross	74,000,000				95,000,000
Selling, General and Administrative Expenses
Restricted Cash and Cash Equivalents Items [Line Items]
Sale leaseback, deferred gain, gross	39,000,000				16,000,000
Machinery and equipment
Restricted Cash and Cash Equivalents Items [Line Items]
Retirement of machinery									26,000,000	41,000,000
Gain (loss) on sale of property, plant, and equipment									113,000,000	106,000,000
Machinery and equipment | Cost of Products Sold
Restricted Cash and Cash Equivalents Items [Line Items]
Gain (loss) on sale of property, plant, and equipment									74,000,000
Machinery and equipment | Selling, General and Administrative Expenses
Restricted Cash and Cash Equivalents Items [Line Items]
Gain (loss) on sale of property, plant, and equipment									39,000,000
Significant unobservable inputs (Level 3)
Restricted Cash and Cash Equivalents Items [Line Items]
Fair value liabilities	$ 0				$ 0				$ 0	$ 0
One-Time Transition Tax
Restricted Cash and Cash Equivalents Items [Line Items]
Net income (loss)						$ (34,000,000)
Net earnings						$ (34,000,000)
Diluted net earnings (loss) available to Whirlpool (USD per share) | $ / shares						$ (0.53)
Other Foreign Subsidiary Income
Restricted Cash and Cash Equivalents Items [Line Items]
Net income (loss)						$ (22,000,000)
Whirlpool India | Elica PB India
Restricted Cash and Cash Equivalents Items [Line Items]
Equity method investment (percentage)											49.00%
Equity method investment											$ 22,000,000
Whirlpool India | Elica S.p.A.
Restricted Cash and Cash Equivalents Items [Line Items]
Equity method investment (percentage)						12.54%