Stockholders' Equity - Net Earnings Per Share (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Stockholders' Equity Note [Abstract]
Numerator for basic and diluted earnings per share - Net earnings available to Whirlpool	$ 94	$ 153
Denominator for basic earnings per share – weighted-average shares (in shares)	71.2	74.8
Effect of dilutive securities – share-based compensation (in shares)	0.9	1.2
Denominator for diluted earnings per share – adjusted weighted-average shares (in shares)	72.1	76.0
Anti-dilutive stock options/awards excluded from earnings per share (in shares)	0.9	0.5

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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- Definition

The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

+ References

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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