Employee Benefits (Tables)

6 Months Ended

Jun. 30, 2018

Employee Benefits

Schedule of net periodic benefit cost of plans

	Three Months Ended				Six Months Ended
	June 30,		July 1,		June 30,		July 1,
(Millions of dollars)	2018		2017		2018		2017
Components of net periodic benefit cost:
Service cost	$	2	$	2	$	5	$	4
Interest cost		2		2		5		5
Expected return on plan assets		(2)		(3)		(5)		(5)
Amortization and other		2		2		3		3
Net periodic benefit cost	$	4	$	3	$	8	$	7