Financial Statements of HSBC USA Inc. (Parent) Balance Sheet (Details) - USD ($) $ in Millions		Dec. 31, 2019		Dec. 31, 2018		Dec. 31, 2017
Assets:
Interest bearing deposits with banks		$ 2,038		$ 15,700
Securities held-to-maturity (fair value of $2 million at both December 31, 2019 and 2018, respectively)		13,293		14,670
Investment in subsidiaries:
Other assets		6,723		6,325
Total assets		175,375	[1]	172,448	[1]	$ 187,235
Liabilities:
Interest, taxes and other liabilities		3,835		2,536
Short-term borrowings		3,659		4,180		4,650
Total liabilities	[1]	157,119		151,942
Total equity		18,256		20,506		$ 20,094
Total liabilities and equity		175,375		172,448
HSBC USA Inc [Member]
Assets:
Interest bearing deposits with banks		0		2
Securities held-to-maturity (fair value of $2 million at both December 31, 2019 and 2018, respectively)		2		2
Receivables and balances due from subsidiaries		14,044		15,593
Receivables from other HSBC affiliates		2,335		2,510
Investment in subsidiaries:
Banking		21,753		23,765
Other		12		1
Other assets		204		179
Total assets		38,350		42,052
Liabilities:
Interest, taxes and other liabilities		137		127
Payables due to subsidiaries		3		12
Payables due to other HSBC affiliates		35		12
Short-term borrowings		2,476		2,532
Long-term debt	[2]	14,595		16,017
Long-term debt due to subsidiary and other HSBC affiliates	[2]	2,848		2,846
Total liabilities		20,094		21,546
Total equity		18,256		20,506
Total liabilities and equity		$ 38,350		$ 42,052

[1] The following table summarizes assets and liabilities related to our consolidated variable interest entities ("VIEs") at December 31, 2019 and December 31, 2018 which are consolidated on our balance sheet. Assets and liabilities exclude intercompany balances that eliminate in consolidation. See Note 17, "Variable Interest Entities," for additional information. Assets: Other assets $98 million and $112 million. Total assets $98 million and $112 million respectively. Liabilities: Long-term debt $0 million and $66 million, Interest, taxes and other liabilities $38 million and $37 million. Total liabilities $38 million and $103 million, respectively.

[2] Contractual scheduled maturities for the debt over the next five years are as follows: 2020 – $6.0 billion; 2021 – $2.5 billion; 2022 – $2.2 billion; 2023 – $1.1 billion; 2024 – $1.5 billion; and thereafter – $4.1 billion.