Cash, Cash Equivalents, and Marketable Securities (Tables)

3 Months Ended

Mar. 31, 2019

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following table categorizes the fair values of cash, cash equivalents, and marketable securities measured at fair value on a recurring basis (in millions):



	Fair Value Level	December 31, 2018		March 31, 2019
Cash and cash equivalents
U.S. government	1	$	139	$	1,112
U.S. government and agencies	2	25		599
Non-U.S. government and agencies	2	114		394
Corporate debt	2	884		639
Total marketable securities classified as cash equivalents		1,162		2,744
Cash, time deposits and money market funds		8,445		8,989
Total cash and cash equivalents		$	9,607	$	11,733

Marketable Securities
U.S. government	1	$	289	$	241
U.S. government and agencies	2	65		40
Non-U.S. government and agencies	2	610		803
Corporate debt	2	198		556
Other marketable securities	2	146		206
Total marketable securities		$	1,308	$	1,846

Schedule of cash, cash equivalents and restricted cash [Table Text Block]

Cash, cash equivalents, and restricted cash as reported in the statement of cash flows are presented separately on our consolidated balance sheet as follows (in millions):



	December 31, 2018		March 31, 2019
Cash and cash equivalents	$	9,607	$	11,733
Restricted cash included in other assets (a)	140		121
Total cash, cash equivalents, and restricted cash	$	9,747	$	11,854

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(a)	Restricted cash primarily includes cash held to meet certain local governmental and regulatory reserve requirements and cash held under the terms of certain contractual agreements. Restricted cash does not include required minimum balances or cash securing debt issued through securitization transactions.