| Form N-CSR Cover | 12 Months Ended |
| Jun. 30, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | Nuveen Investment Trust II |
| Entity Central Index Key | 0001041673 |
| Document Period End Date | Jun. 30, 2024 |
| Shareholder Report | 12 Months Ended |
| Jun. 30, 2024 USD ($) Holding | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | Nuveen Investment Trust II |
| Entity Central Index Key | 0001041673 |
| Document Period End Date | Jun. 30, 2024 |
| C000001720 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Nuveen International Value Fund |
| Class Name | Class A Shares |
| Trading Symbol | NAIGX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about the Class A Shares of the Nuveen International Value Fund for the period of July 1, 2023 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | annual shareholder report |
| Additional Information [Text Block] | You can find additional information at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787. |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. |
| Additional Information Phone Number | (800) 257‑8787 |
| Additional Information Website | https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Expenses [Text Block] | What were the Fund costs for the last year? (based on a hypothetical $10,000 investment) Cost of a $10,000 investment Costs paid as a percentage of Class A Shares $115 1.15% |
| Expenses Paid, Amount | $ 115 |
| Expense Ratio, Percent | 1.15% |
| Factors Affecting Performance [Text Block] | How did the Fund perform last year? What affected the Fund’s performance? Performance Highlights • The Nuveen International Value Fund returned 8.97% for Class A shares at net asset value (NAV) for the 12 months ended June 30, 2024. The Fund underperformed the MSCI EAFE Index (Net), which returned 11.54%. • Top contributors to relative performance » Security selection in financials led by Danish banking and financial services firm ING Groep NV. » An out‑of‑benchmark position in Taiwan Semiconductor Manufacturing Company Limited. • Top detractors from relative performance » Security selection in the health care sector, including German pharmaceutical and biotechnology company Bayer AG. » Security selection in the information technology sector, including Japanese electronic components manufacturer Rohm Co. Ltd. » An overweight to Sands China Ltd., a Hong Kong based resort and casino operator. Performance Attribution |
| Performance Past Does Not Indicate Future [Text] | Performance data shown represents past performance and does not predict or guarantee future results. |
| Line Graph [Table Text Block] | |
| Average Annual Return [Table Text Block] | Average Annual Total Returns 1‑Year 5‑Year 10‑Year Class A Shares at NAV (excluding maximum sales charge) 8.97 % 6.86 % 3.38 % Class A Shares at maximum sales charge (Offering Price) 2.71 5.60 2.77 MSCI EAFE ® 11.54 6.46 4.33 Lipper International Multi‑Cap Value Funds Classification Average 10.18 5.92 3.24 |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund Shares. |
| Updated Performance Information Location [Text Block] | For most recent month‑end performance, go to https://www.nuveen.com/en‑us/mutual‑funds/prospectuses or call (800) 257‑8787. |
| Net Assets | $ 103,863,011 |
| Holdings Count | Holding | 60 |
| Advisory Fees Paid, Amount | $ 726,947 |
| Investment Company Portfolio Turnover | 13% |
| Additional Fund Statistics [Text Block] | Fund Statistics (as of June 30, 2024) Fund net assets $ 103,863,011 Total number of portfolio holdings 60 Portfolio turnover (%) 13% Total management fees paid for the year $ 726,947 |
| Holdings [Text Block] | |
| Material Fund Change [Text Block] | How has the Fund changed? • Management fees: For more complete information, you may review the Fund’s next prospectus, which is expected to be available by October 31, 2024 at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Material Fund Change Expenses [Text Block] | • Management fees: |
| Summary of Change Legend [Text Block] | For more complete information, you may review the Fund’s next prospectus, which is expected to be available by October 31, 2024 at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Updated Prospectus Phone Number | (800) 257‑8787 |
| Updated Prospectus Web Address | https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| C000001722 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Nuveen International Value Fund |
| Class Name | Class C Shares |
| Trading Symbol | NCIGX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about the Class C Shares of the Nuveen International Value Fund for the period of July 1, 2023 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | annual shareholder report |
| Additional Information [Text Block] | You can find additional information at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787. |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. |
| Additional Information Phone Number | (800) 257‑8787 |
| Additional Information Website | https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Expenses [Text Block] | What were the Fund costs for the last year? (based on a hypothetical $10,000 investment) Cost of a $10,000 investment Costs paid as a percentage of Class C Shares $190 1.90% |
| Expenses Paid, Amount | $ 190 |
| Expense Ratio, Percent | 1.90% |
| Factors Affecting Performance [Text Block] | How did the Fund perform last year? What affected the Fund’s performance? Performance Highlights • The Nuveen International Value Fund returned 8.18% for Class C shares at net asset value (NAV) for the 12 months ended June 30, 2024. The Fund underperformed the MSCI EAFE Index (Net), which returned 11.54%. • Top contributors to relative performance » Security selection in financials led by Danish banking and financial services firm ING Groep NV. » An out‑of‑benchmark position in Taiwan Semiconductor Manufacturing Company Limited. • Top detractors from relative performance » Security selection in the health care sector, including German pharmaceutical and biotechnology company Bayer AG. » Security selection in the information technology sector, including Japanese electronic components manufacturer Rohm Co. Ltd. » An overweight to Sands China Ltd., a Hong Kong based resort and casino operator. Performance Attribution |
| Performance Past Does Not Indicate Future [Text] | Performance data shown represents past performance and does not predict or guarantee future results. |
| Line Graph [Table Text Block] | |
| Average Annual Return [Table Text Block] | Average Annual Total Returns 1‑Year 5‑Year 10‑Year Class C Shares at NAV (excluding maximum sales charge) 8.18 % 6.07 % 2.75 % MSCI EAFE ® 11.54 6.46 4.33 Lipper International Multi‑Cap Value Funds Classification Average 10.18 5.92 3.24 |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund Shares. |
| Updated Performance Information Location [Text Block] | For most recent month‑end performance, go to https://www.nuveen.com/en‑us/mutual‑funds/prospectuses or call (800) 257‑8787. |
| Net Assets | $ 103,863,011 |
| Holdings Count | Holding | 60 |
| Advisory Fees Paid, Amount | $ 726,947 |
| Investment Company Portfolio Turnover | 13% |
| Additional Fund Statistics [Text Block] | Fund Statistics (as of June 30, 2024) Fund net assets $ 103,863,011 Total number of portfolio holdings 60 Portfolio turnover (%) 13% Total management fees paid for the year $ 726,947 |
| Holdings [Text Block] | |
| Material Fund Change [Text Block] | How has the Fund changed? • Management fees: For more complete information, you may review the Fund’s next prospectus, which is expected to be available by October 31, 2024 at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Material Fund Change Expenses [Text Block] | • Management fees: |
| Summary of Change Legend [Text Block] | For more complete information, you may review the Fund’s next prospectus, which is expected to be available by October 31, 2024 at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Updated Prospectus Phone Number | (800) 257‑8787 |
| Updated Prospectus Web Address | https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| C000001723 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Nuveen International Value Fund |
| Class Name | Class I Shares |
| Trading Symbol | NGRRX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about the Class I Shares of the Nuveen International Value Fund for the period of July 1, 2023 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | annual shareholder report |
| Additional Information [Text Block] | You can find additional information at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787. |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. |
| Additional Information Phone Number | (800) 257‑8787 |
| Additional Information Website | https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Expenses [Text Block] | What were the Fund costs for the last year? (based on a hypothetical $10,000 investment) Cost of a $10,000 investment Costs paid as a percentage of Class I Shares $90 0.90% |
| Expenses Paid, Amount | $ 90 |
| Expense Ratio, Percent | 0.90% |
| Factors Affecting Performance [Text Block] | How did the Fund perform last year? What affected the Fund’s performance? Performance Highlights • The Nuveen International Value Fund returned 9.25% for Class I shares at net asset value (NAV) for the 12 months ended June 30, 2024. The Fund underperformed the MSCI EAFE Index (Net), which returned 11.54%. • Top contributors to relative performance » Security selection in financials led by Danish banking and financial services firm ING Groep NV. » An out‑of‑benchmark position in Taiwan Semiconductor Manufacturing Company Limited. • Top detractors from relative performance » Security selection in the health care sector, including German pharmaceutical and biotechnology company Bayer AG. » Security selection in the information technology sector, including Japanese electronic components manufacturer Rohm Co. Ltd. » An overweight to Sands China Ltd., a Hong Kong based resort and casino operator. Performance Attribution |
| Performance Past Does Not Indicate Future [Text] | Performance data shown represents past performance and does not predict or guarantee future results. |
| Line Graph [Table Text Block] | |
| Average Annual Return [Table Text Block] | Average Annual Total Returns 1‑Year 5‑Year 10‑Year Class I Shares at NAV 9.25 % 7.13 % 3.63 % MSCI EAFE ® 11.54 6.46 4.33 Lipper International Multi‑Cap Value Funds Classification Average 10.18 5.92 3.24 |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund Shares. |
| Updated Performance Information Location [Text Block] | For most recent month‑end performance, go to https://www.nuveen.com/en‑us/mutual‑funds/prospectuses or call (800) 257‑8787. |
| Net Assets | $ 103,863,011 |
| Holdings Count | Holding | 60 |
| Advisory Fees Paid, Amount | $ 726,947 |
| Investment Company Portfolio Turnover | 13% |
| Additional Fund Statistics [Text Block] | Fund Statistics (as of June 30, 2024) Fund net assets $ 103,863,011 Total number of portfolio holdings 60 Portfolio turnover (%) 13% Total management fees paid for the year $ 726,947 |
| Holdings [Text Block] | |
| Material Fund Change [Text Block] | How has the Fund changed? • Management fees: For more complete information, you may review the Fund’s next prospectus, which is expected to be available by October 31, 2024 at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Material Fund Change Expenses [Text Block] | • Management fees: |
| Summary of Change Legend [Text Block] | For more complete information, you may review the Fund’s next prospectus, which is expected to be available by October 31, 2024 at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Updated Prospectus Phone Number | (800) 257‑8787 |
| Updated Prospectus Web Address | https://www.nuveen.com/en‑us/mutual‑funds/prospectuses |
| Shareholder Report, Line Graph (Details) - USD ($) | 12 Months Ended | 60 Months Ended | 120 Months Ended | ||||||||||
| Jun. 30, 2024 | Jun. 30, 2024 | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014 | |
| C000001720 [Member] | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Class A Shares at maximum sales charge (Offering Price) | ||||||||||||
| Account Value | $ 13,141 | $ 13,141 | $ 13,141 | $ 12,059 | $ 10,220 | $ 11,734 | $ 8,370 | $ 9,429 | $ 10,020 | $ 9,643 | $ 8,171 | $ 9,074 | $ 9,425 |
| Average Annual Return, Percent | 2.71% | 5.60% | 2.77% | ||||||||||
| C000001720 [Member] | Without Sales Load [Member] | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Class A Shares at NAV (excluding maximum sales charge) | ||||||||||||
| Account Value | $ 13,943 | $ 13,943 | $ 13,943 | 12,795 | 10,844 | 12,451 | 8,880 | 10,005 | 10,632 | 10,231 | 8,670 | 9,628 | 10,000 |
| Average Annual Return, Percent | 8.97% | 6.86% | 3.38% | ||||||||||
| C000001722 [Member] | Without Sales Load [Member] | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Class C Shares at NAV (excluding maximum sales charge) | ||||||||||||
| Account Value | $ 13,122 | $ 13,122 | $ 13,122 | 12,042 | 10,205 | 11,809 | 8,485 | 9,629 | 10,318 | 9,998 | 8,536 | 9,554 | 10,000 |
| Average Annual Return, Percent | 8.18% | 6.07% | 2.75% | ||||||||||
| C000001723 [Member] | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Class I Shares at NAV | ||||||||||||
| Account Value | $ 14,290 | $ 14,290 | $ 14,290 | 13,080 | 11,054 | 12,663 | 9,012 | 10,126 | 10,734 | 10,302 | 8,711 | 9,647 | 10,000 |
| Average Annual Return, Percent | 9.25% | 7.13% | 3.63% | ||||||||||
| MSCI EAFE Index Net [Member] | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | MSCI EAFE® Index (Net) | ||||||||||||
| Account Value | $ 15,285 | $ 15,285 | $ 15,285 | $ 13,704 | $ 11,538 | $ 14,032 | $ 10,602 | $ 11,175 | $ 11,056 | $ 10,348 | $ 8,604 | $ 9,578 | $ 10,000 |
| Average Annual Return, Percent | 11.54% | 6.46% | 4.33% | ||||||||||
| Lipper International Multi Cap Value Funds Classification Average [Member] | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Lipper International Multi‑Cap Value Funds Classification Average | ||||||||||||
| Average Annual Return, Percent | 10.18% | 5.92% | 3.24% |
| Shareholder Report, Holdings (Details) | Jun. 30, 2024 |
| C000001720 [Member] | Other [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 14.40% |
| C000001720 [Member] | SWITZERLAND | |
| Holdings [Line Items] | |
| Percent of Total Investments | 5.70% |
| C000001720 [Member] | UNITED STATES | |
| Holdings [Line Items] | |
| Percent of Total Investments | 13.70% |
| C000001720 [Member] | CANADA | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.90% |
| C000001720 [Member] | BELGIUM | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.10% |
| C000001720 [Member] | UNITED KINGDOM | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.30% |
| C000001720 [Member] | NETHERLANDS | |
| Holdings [Line Items] | |
| Percent of Total Investments | 9% |
| C000001720 [Member] | GERMANY | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.70% |
| C000001720 [Member] | JAPAN | |
| Holdings [Line Items] | |
| Percent of Total Investments | 19.40% |
| C000001720 [Member] | AUSTRALIA | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.30% |
| C000001720 [Member] | FRANCE | |
| Holdings [Line Items] | |
| Percent of Total Investments | 11.50% |
| C000001720 [Member] | Investments Purchased with Collateral from Securities Lending [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.20% |
| C000001720 [Member] | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 97.20% |
| C000001720 [Member] | Repurchase Agreements [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.60% |
| C000001722 [Member] | Other [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 14.40% |
| C000001722 [Member] | SWITZERLAND | |
| Holdings [Line Items] | |
| Percent of Total Investments | 5.70% |
| C000001722 [Member] | UNITED STATES | |
| Holdings [Line Items] | |
| Percent of Total Investments | 13.70% |
| C000001722 [Member] | CANADA | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.90% |
| C000001722 [Member] | BELGIUM | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.10% |
| C000001722 [Member] | UNITED KINGDOM | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.30% |
| C000001722 [Member] | NETHERLANDS | |
| Holdings [Line Items] | |
| Percent of Total Investments | 9% |
| C000001722 [Member] | GERMANY | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.70% |
| C000001722 [Member] | JAPAN | |
| Holdings [Line Items] | |
| Percent of Total Investments | 19.40% |
| C000001722 [Member] | AUSTRALIA | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.30% |
| C000001722 [Member] | FRANCE | |
| Holdings [Line Items] | |
| Percent of Total Investments | 11.50% |
| C000001722 [Member] | Investments Purchased with Collateral from Securities Lending [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.20% |
| C000001722 [Member] | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 97.20% |
| C000001722 [Member] | Repurchase Agreements [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.60% |
| C000001723 [Member] | Other [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 14.40% |
| C000001723 [Member] | SWITZERLAND | |
| Holdings [Line Items] | |
| Percent of Total Investments | 5.70% |
| C000001723 [Member] | UNITED STATES | |
| Holdings [Line Items] | |
| Percent of Total Investments | 13.70% |
| C000001723 [Member] | CANADA | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.90% |
| C000001723 [Member] | BELGIUM | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.10% |
| C000001723 [Member] | UNITED KINGDOM | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.30% |
| C000001723 [Member] | NETHERLANDS | |
| Holdings [Line Items] | |
| Percent of Total Investments | 9% |
| C000001723 [Member] | GERMANY | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.70% |
| C000001723 [Member] | JAPAN | |
| Holdings [Line Items] | |
| Percent of Total Investments | 19.40% |
| C000001723 [Member] | AUSTRALIA | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.30% |
| C000001723 [Member] | FRANCE | |
| Holdings [Line Items] | |
| Percent of Total Investments | 11.50% |
| C000001723 [Member] | Investments Purchased with Collateral from Securities Lending [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.20% |
| C000001723 [Member] | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 97.20% |
| C000001723 [Member] | Repurchase Agreements [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.60% |
