Rendering

Component: (Network and Table)
Network
41302 - Disclosure - Fair Value Measurements - Recurring Reconciliation (Details)
(http://www.mmm.com/role/DisclosureFairValueMeasurementsRecurringReconciliationDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000066740 (http://www.sec.gov/CIK)
Fair Value MeasurementsPeriod [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Fair Value Measurements
 
 
 
Reconciliation of items measured at fair value on a recurring basis that used significant unobservable inputs (Level 3)
 
 
 
Balance at the beginning of the period
12,000,000  
15,000,000  
11,000,000  
Total gains or losses included in earnings
0  
0  
(1,000,000) 
Total gains or losses included in other comprehensive income
0  
0  
2,000,000  
Purchases and issuances
12,000,000  
0  
15,000,000  
Sales and settlements
(4,000,000) 
(3,000,000) 
(12,000,000) 
Transfers in and/or out of Level 3
0  
0  
0  
Balance at the end of the period
20,000,000  
 
12,000,000  
 
15,000,000