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Supplemental guarantor consolidated income statement (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Mar. 31, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Condensed Income Statements Captions [Line Items] |  |  |  |  |  |
Interest income from financial instruments measured at amortized cost and fair value through other comprehensive income |  | $ 2,106 | $ 2,097 | $ 2,133 | $ 4,203 | $ 4,588
Interest expense from financial instruments measured at amortized cost |  | (836) | (833) | (1,092) | (1,669) | (2,478)
Net interest income from financial instruments measured at fair value through profit or loss |  | 357 | 349 | 351 | 706 | 612
Net interest income |  | 1,628 | 1,613 | 1,392 | 3,241 | 2,722
Other net income from financial instruments measured at fair value through profit or loss |  | 1,479 | 1,309 | 1,932 | 2,787 | 3,738
Credit loss (expense) / release |  | 80 | 28 | (272) | 108 | (540)
Fee and commission income | [1] | 6,041 | 6,169 | 4,729 | 12,210 | 10,207
Fee and commission expense |  | (484) | (478) | (419) | (962) | (875)
Net fee and commission income |  | 5,557 | 5,691 | 4,311 | 11,248 | 9,332
Other income |  | 233 | 64 | 41 | 297 | 84
Total operating income |  | 8,976 | 8,705 | 7,403 | 17,681 | 15,337
Personnel expenses |  | 4,772 | 4,801 | 4,283 | 9,573 | 8,604
General and administrative expenses |  | 1,103 | 1,089 | 1,063 | 2,192 | 2,196
Depreciation and impairment of property, equipment and software |  | 500 | 508 | 458 | 1,009 | 914
Amortization and impairment of goodwill and intangible assets |  | 9 | 8 | 17 | 17 | 32
Total operating expenses |  | 6,384 | 6,407 | 5,821 | 12,790 | 11,747
Operating profit / (loss) before tax |  | 2,593 | 2,298 | 1,582 | 4,891 | 3,591
Tax expense / (benefit) |  | 581 | 471 | 347 | 1,053 | 757
Net profit / (loss) |  | 2,012 | 1,827 | 1,236 | 3,838 | 2,833
Net profit / (loss) attributable to non-controlling interests |  | 6 | 3 | 3 | 9 | 6
Net profit / (loss) attributable to shareholders |  | $ 2,006 | $ 1,824 | $ 1,232 | $ 3,830 | $ 2,827
[1] | <div>Reflects third-party fee and commission income for the second quarter of 2021 of USD 3,585 million for Global Wealth Management (first quarter of 2021: USD 3,673 million; second quarter of 2020: USD 2,809 million), USD 399 million for Personal & Corporate Banking (first quarter of 2021: USD 389 million; second quarter of 2020: USD 313 million), USD 805 million for Asset Management (first quarter of 2021: USD 815 million; second quarter of 2020: USD 700 million), USD 1,243 million for the Investment Bank (first quarter of 2021: USD 1,278 million; second quarter of 2020: USD 872 million) and USD 9 million for Group Functions (first quarter of 2021: USD 15 million; second quarter of 2020: USD 36 million).</div>

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