| Form N-CSR Cover | 6 Months Ended |
| Jun. 30, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | Northquest Capital Fund Inc |
| Entity Central Index Key | 0001142728 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jun. 30, 2024 |
| Shareholder Report | 6 Months Ended |
| Jun. 30, 2024 USD ($) Holdings | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | Northquest Capital Fund Inc |
| Entity Central Index Key | 0001142728 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jun. 30, 2024 |
| NORTHQUEST CAPITAL FUND INC | |
| Shareholder Report [Line Items] | |
| Fund Name | NorthQuest Capital Fund, Inc. |
| Class Name | NorthQuest Capital Fund, Inc |
| Trading Symbol | NQCFX |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | ADDITIONAL INFORMATION This semi-annual shareholder report NorthQuest Capital Fund, Inc www.NorthQuestFund.com 1-800-239-9136 |
| Material Fund Change Notice [Text Block] | The Fund has not had any material changes during the six months ended June 30, 2024. |
| Additional Information Phone Number | 1-800-239-9136 |
| Additional Information Website | www.NorthQuestFund.com |
| Expenses [Text Block] | What were the Fund costs for the past six months? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment* NorthQuest Capital Fund, Inc. $71.58 1.44% |
| Expenses Paid, Amount | $ 71.58 |
| Expense Ratio, Percent | 1.44% |
| Net Assets | $ 8,200,000 |
| Holdings Count | Holdings | 23 |
| Advisory Fees Paid, Amount | $ 40,221 |
| Investment Company, Portfolio Turnover | 6.51% |
| Additional Fund Statistics [Text Block] | Fund statistics NET ASSETS: $8.2 PORTFOLIO HOLDINGS: 23 PORTFOLIO TURNOVER: 6.51% ADVISORY FEES PAID BY FUND: $40,221 |
| Holdings [Text Block] | top ten holdings 1. Monolithic Power Systems, Inc. 7.04% 2. Apple, Inc. 6.19% 3. Arthur J. Gallagher & Co. 6.03% 4. Microsoft Corp. 5.47% 5. Lam Research Corp. 5.21% 6. Mastercard, Inc. 4.86% 7. Intuit, Inc. 4.83% 8. Arista Networks, Inc. 4.72% 9. The Sherwin-Williams Co. 4.38% 10. S&P Global, Inc. 4.37% Total % of Net Assets 53.10% |
| Updated Prospectus Phone Number | 1-800-239-9136 |
| Updated Prospectus Web Address | www.NorthQuestFund.com |
| Shareholder Report, Line Graph (Details) - USD ($) | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2021 | Jun. 30, 2021 | Dec. 31, 2020 | Jun. 30, 2020 | Dec. 31, 2019 | Jun. 30, 2019 | Dec. 31, 2018 | Jun. 30, 2018 | Dec. 31, 2017 | Jun. 30, 2017 | Dec. 31, 2016 | Jun. 30, 2016 | Dec. 31, 2015 | Jun. 30, 2015 | Dec. 31, 2014 | Jun. 30, 2014 |
| NORTHQUEST CAPITAL FUND INC | |||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||
| Account Value | $ 28,286 | $ 26,517 | $ 24,618 | $ 20,834 | $ 20,523 | $ 28,187 | $ 24,637 | $ 21,260 | $ 17,242 | $ 17,761 | $ 15,853 | $ 13,083 | $ 14,142 | $ 13,397 | $ 12,286 | $ 10,916 | $ 10,799 | $ 9,818 | $ 10,242 | $ 10,494 | $ 10,000 |
| S&P 500 Index | |||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||
| Account Value | $ 33,521 | $ 29,075 | $ 26,912 | $ 23,023 | $ 22,503 | $ 28,114 | $ 25,175 | $ 21,844 | $ 17,881 | $ 18,449 | $ 16,633 | $ 14,031 | $ 15,064 | $ 14,675 | $ 13,170 | $ 12,045 | $ 11,171 | $ 10,758 | $ 10,742 | $ 10,612 | $ 10,000 |
| Shareholder Report, Average Annual Return (Details) | 12 Months Ended | 60 Months Ended | 120 Months Ended |
| Jun. 30, 2024 | Jun. 30, 2028 | Jun. 30, 2033 | |
| NORTHQUEST CAPITAL FUND INC | |||
| Average Annual Return [Line Items] | |||
| Average Annual Return, Percent | 14.90% | 12.28% | 10.96% |
| S&P 500 Index | |||
| Average Annual Return [Line Items] | |||
| Average Annual Return, Percent | 24.56% | 15.04% | 12.85% |
| Shareholder Report, Holdings (Details) - NORTHQUEST CAPITAL FUND INC | Jun. 30, 2024 |
| Holdings [Line Items] | |
| Percent of Total Investments | 53.10% |
| Monolithic Pwr [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 7.04% |
| Apple Inc [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 6.19% |
| Arthur Gallagher [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 6.03% |
| Microsoft Corp [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 5.47% |
| Lam Research [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 5.21% |
| Mastercard [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 4.86% |
| Intuit Inc [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 4.83% |
| Arista Networks [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 4.72% |
| Sherwin Williams [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 4.38% |
| S P Global Inc [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 4.37% |
| Basic Materials [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 4.38% |
| Cash Equivalent [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.43% |
| Consumer Cyclical [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.73% |
| Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 3.39% |
| Financial Svcs [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 18.93% |
| Healthcares [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 7.90% |
| Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 16.13% |
| Technology [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 37.11% |
