Note 11 - Employee Retirement Plans

9 Months Ended

Sep. 30, 2015

Compensation and Retirement Disclosure [Abstract]

Pension and Other Postretirement Benefits Disclosure [Text Block]

11.      Employee Retirement Plans

The following table summarizes the components of net periodic benefit cost for Corning’s defined benefit pension and postretirement health care and life insurance plans (in millions):

	Pension benefits								Postretirement benefits
	Three months ended September 30,				Nine months ended September 30,				Three months ended September 30,				Nine months ended September 30,
	2015		2014		2015		2014		2015		2014		2015		2014
Service cost	$	22	$	30	$	67	$	62	$	3	$	4	$	10	$	9
Interest cost		36		42		109		118		8		10		24		28
Expected return on plan assets		(44)		(45)		(133)		(131)
Amortization of net loss										1				3
Amortization of prior service cost (credit)		2		1		5		4		(2)		(3)		(5)		(5)
Recognition of actuarial loss						8
Total pension and postretirement benefit expense	$	16	$	28	$	56	$	53	$	10	$	11	$	32	$	32