XML 49 R26.htm IDEA: XBRL DOCUMENT
v3.26.1

Selling, General and Administrative Expenses | 12 Months Ended
--- | ---
Dec. 31, 2025
Selling, General and Administrative Expenses |
Selling, General and Administrative Expenses | 19. Selling, General and Administrative Expenses Selling, general and administrative expenses consist of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Year Ended December 31,
​ | ​ ​ ​ | 2023 | ​ ​ ​ | 2024 | ​ ​ ​ | 2025
Employee compensation | ​ | 5,929,888 |  | 7,405,828 |  | 7,751,345
Marketing and promotional expenses | ​ | 2,642,531 |  | 3,408,931 |  | 3,124,734
Rental and related expenses | ​ | 1,683,929 |  | 1,930,423 |  | 2,153,985
Depreciation and amortization expenses | ​ | 672,669 |  | 882,860 |  | 989,332
Professional services | ​ | 550,011 |  | 561,284 |  | 598,568
IT consumable, office supply and other low value consumable | ​ | 581,193 | ​ | 541,782 | ​ | 475,648
Other taxes and surcharges | ​ | 290,456 | ​ | 409,690 | ​ | 386,251
Travel and entertainment expenses | ​ | 218,396 | ​ | 147,180 | ​ | 101,384
Expected credit losses | ​ | (26,315) | ​ | (3,761) | ​ | (46,691)
Others | ​ | 341,798 |  | 456,840 |  | 553,191
Total | ​ | 12,884,556 |  | 15,741,057 |  | 16,087,747
​

X
- Definition Represent entire disclosure for selling, general and administrative expenses. + References No definition available. + Details
Name: | nio_SellingGeneralAndAdministrativeExpensesTextBlock
Namespace Prefix: | nio_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SellingGeneralAndAdministrativeExpenseAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration