Description Of Business And Basis Of Presentation New Accounting Pronouncements or Change in Accounting Principle (Tables)

3 Months Ended

Jun. 30, 2017

Accounting Policies [Abstract]

Accounting Standard Cash Flow Reclassification [Table Text Block]

	Three Months Ended June 30,
(In millions):	2017		2016
Excess tax benefit from stock-based compensation	$	39	$	33
Cash paid to taxing authorities for shares withheld from employees	95		97
Increase to net cash provided by Operating Activities and net cash used in Financing Activities	$	134	$	130