v3.19.3.a.u2
Restructuring Charges and Other Costs Associated with Acquisitions and Cost-Reduction/Productivity Initiatives - Costs (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Restructuring charges:      
Employee terminations $ 239 $ 459 $ (181)
Asset impairments 81 290 190
Exit costs 53 33 21
Total restructuring charges/(credits) 373 782 30
Transaction costs 63 1 4
Integration costs 311 260 317
Restructuring charges and certain acquisition-related costs 747 1,044 351
Additional depreciation - asset restructuring, virtually all of which is recorded in Cost of sales 38 50 91
Implementation costs recorded in our consolidated statements of income as follows:      
Implementation costs 158 194 227
Total costs associated with acquisitions and cost-reduction/productivity initiatives 967 1,434 805
Other Nonoperating Income (Expense) [Member]      
Restructuring charges:      
Net periodic benefit costs recorded in Other (income)/deductions––net 23 146 136
Cost of Sales [Member]      
Restructuring charges:      
Additional depreciation - asset restructuring, virtually all of which is recorded in Cost of sales 27 48 91
Implementation costs recorded in our consolidated statements of income as follows:      
Implementation costs 63 83 118
Selling, Informational and Administrative Expenses [Member]      
Restructuring charges:      
Additional depreciation - asset restructuring, virtually all of which is recorded in Cost of sales 3 2 0
Implementation costs recorded in our consolidated statements of income as follows:      
Implementation costs 73 72 71
Research and Development Expense [Member]      
Restructuring charges:      
Additional depreciation - asset restructuring, virtually all of which is recorded in Cost of sales 8 0 0
Implementation costs recorded in our consolidated statements of income as follows:      
Implementation costs $ 22 $ 39 $ 38