Schedule of New Accounting Pronouncements (Tables)

9 Months Ended

Sep. 30, 2019

Statement of Financial Position [Abstract]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

(in millions)	Balance at December 31, 2018		Adjustments due to ASC 842		Balance at January 1, 2019
Other non-current assets	$	502	$	104	$	606
Accounts payable and accrued expenses	$	2,144	$	23	$	2,167
Other non-current liabilities	$	357	$	80	$	437