Stockholders' Equity - Net Earnings Per Share (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Stockholders' Equity Note [Abstract]
Numerator for basic and diluted earnings per share - Net earnings (loss) available to Whirlpool	$ 471	$ 392	$ 1,485	$ 576
Denominator for basic earnings per share – weighted-average shares (in shares)	62.2	62.6	62.7	62.6
Effect of dilutive securities – share-based compensation (in shares)	0.5	0.7	0.5	0.5
Denominator for diluted earnings per share – adjusted weighted-average shares (in shares)	62.7	63.3	63.2	63.1
Anti-dilutive stock options/awards excluded from earnings per share (in shares)	0.1	1.1	0.1	1.7