Other Balance Sheet and Statement of Operations Information - Additional Details Related to Certain Balance Sheet Captions (Detail) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Other current assets:
Prepaid taxes	$ 121	$ 79
Prepaid expenses	77	71
Capitalized costs to obtain and fulfill sales contracts	80	91
Other	55	89
Total other current assets	333	330
Other assets:
Investments in non-consolidated affiliates	123	117
Deposits for real-estate leases	16	13
Indemnification assets related to acquisitions	16	16
Mutual funds and fixed deposits	54	10
Company owned life insurance (at contract value)	14	0
Costs to obtain sales contracts	118	119
Cross currency and interest rate swaps	72	83
Other	55	31
Total other assets	468	389
Accounts payable and accrued liabilities:
Salaries and benefits	131	152
Incentive compensation	160	208
Customer credits, advanced payments and advanced billings	44	28
Dividends	7	7
Professional service fees	51	43
Interest accrued on debt	43	63
Accounts payable	26	38
Income taxes	97	73
Pension and other retirement employee benefits	7	7
Accrued royalties	13	25
Foreign exchange forwards on certain assets and liabilities	5	0
Restructuring liability	4	21
Other	124	108
Total accounts payable and accrued liabilities	712	773
Other liabilities:
Pension and other retirement employee benefits	214	299
Interest accrued on UTPs	107	82
MAKS indemnification provisions	33	43
Income tax liability - non-current portion	51	51
Cross currency and interest rate swaps	64	0
Restructuring liability	2	3
Other	27	26
Total other liabilities	$ 498	$ 504