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Long-Term Debt and Short-Term Borrowings	6 Months Ended
Long-Term Debt and Short-Term Borrowings	Jun. 30, 2017
Long-Term Debt and Short-Term Borrowings
Long-Term Debt and Short-Term Borrowings	NOTE 8. Long-Term Debt and Short-Term Borrowings In June 2017, 3M repaid $650 million aggregate principal amount of fixed rate medium-term notes.