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Retirement Plans (Schedule of Defined Contribution Plan Disclosures) (Details) - USD ($) shares in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Retirement Benefits [Abstract] |  |  |
Plan expense | $ 180 | $ 181 | $ 166
Expense funded with Stryker common stock | 29 | 25 | 22
Stryker common stock held by plan, amount | $ 358 | $ 353 | $ 272
Stryker common stock held by plan, shares | 2.3 | 2.3 | 2.3
Stryker common stock held by plan, value as a percentage of total plan assets | 12.00% | 11.00% | 11.00%

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- Definition Defined Contribution Retirement Plans Common Stock Value Held by Company + References No definition available. + Details
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- Definition Total Percentage of Defined Contribution Retirement Plan Assets Value Held by Company + References No definition available. + Details
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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