In the first quarter of 2016, ST realigned its product families into three product groups to better leverage the product synergies around its strategic focus on Smart Driving and Internet of Things applications: Automotive and Discrete Group (ADG); Analog and MEMS Group (AMG) and Microcontrollers and Digital ICs Group (MDG). MDG includes ST's set-top-box business which is currently undergoing a restructuring targeting annualized savings of $170 million upon completion. All prior-period amounts have been retrospectively aligned to the 2016 reporting segments.

(a(a(a)  Net revenues of "Others" includes revenues from sales of Imaging Product Division, Subsystems, assembly services, and other revenue. Operating income (loss) of "Others" includes items such as unused capacity charges, impairment, restructuring charges and other related closure costs, phase out and start-up costs, and other unallocated expenses such as: strategic or special research and development programs, certain corporate-level operating expenses, patent claims and litigations, and other costs that are not allocated to product groups, as well as operating earnings of the Imaging Product Division, Subsystems and other products. "Others" includes $8 million, $10 million, $9 million and $19 million of unused capacity charges in the second and first quarters of 2016 and 2015, respectively; and $12 million, $28 million, $21 million and $29 million of impairment, restructuring charges, and other related closure costs in the second and first quarters of 2016 and 2015, respectively.

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