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Stock-Based Compensation (Details) - USD ($) | 12 Months Ended
--- | ---
May 28, 2016 | May 30, 2015 | May 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Shares Authorized ( in shares) | 3,991,307 |  |
Stock-based compensation cost not yet recognized | $ 9,700,000 |  |
Weighted-average period over which this amount is expected to be recognized | 1 year 4 months 6 days |  |
Shares purchased (shares) | 70,768 | 62,467 | 63,753
Defined Contribution Plan, Cost Recognized | $ 21,900,000 | $ 20,800,000 | $ 20,300,000
Cash received during fiscal 2016 from the exercise of stock options | 5,000,000 |  |
IRS statutory compensation ceiling | $ 265,000 |  |
Employee Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Capital shares reserved for future issuance | 4,000,000 |  |
Employee Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Exercisable period (in years) | 5 years |  |
Share based compensation | $ 300,000 |  |
Intrinsic value of options exercised | $ 2,300,000 | $ 2,400,000 | $ 6,200,000
Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Weighted-average period over which this amount is expected to be recognized | 6 months 18 days |  |
Fair value of the shares that vested | $ 800,000 |  |
Granted | $ 0 |  |
Granted | 0 | 0 | 0
Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Weighted-average period over which this amount is expected to be recognized | 1 year 1 month 2 days |  |
Fair value of the shares that vested | $ 6,400,000 |  |
Conversion ratio to common stock | 1 |  |
Granted | $ 29.03 | $ 30.38 | $ 28.55
Granted | 110,176 |  |
Performance Share Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Weighted-average period over which this amount is expected to be recognized | 9 months 18 days |  |
Fair value of the shares that vested | $ 1,600,000.0 |  |
Conversion ratio to common stock | 1 |  |
Granted | $ 30.81 | $ 32.71 | $ 31.66
Granted | 154,621 |  |
Herman Miller Consumer Holdings Inc [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Intrinsic value of options exercised | $ 100,000 |  |
Employee Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Reserved for purchase by plan participants (percentage) | 85.00% |  |
Minimum | Employee Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Exercisable period (in years) | 1 year |  |
Options are potentially exercisable between | 1 year |  |
Minimum | Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Exercisable period (in years) | 5 years |  |
Minimum | Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Exercisable period (in years) | 3 years |  |
Minimum | Performance Share Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Exercisable period (in years) | 3 years |  |
Maximum | Employee Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Exercisable period (in years) | 3 years |  |
Expiration period (in years) | 10 years |  |
Options are potentially exercisable between | 5 years |  |
Maximum | Non-qualified Deferred Compensation Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Deferred Compensation Arrangement with Individual, Employer Contribution, Annual Vesting Percentage | 33.33% |  |
Maximum | Executive Equalization Retirement Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Percentage of incentive cash bonus | 100.00% |  |
Cash awards granted, percentage | 50.00% |  |
Other Liabilities [Member] | Employee Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Employee-related Liabilities | $ 800,000 |  |
Director | Employee Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Exercisable period (in years) | 1 year |  |
Expiration period (in years) | 10 years |  |

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