Nuveen Preferred & Income Opportunities Fund (JPC) 424B2 19 Apr 24 Prospectus for primary offering Financial data

N-2

N-2 - USD ($)					3 Months Ended
		Apr. 19, 2024	Apr. 16, 2024	Mar. 31, 2024	Jan. 31, 2024	Oct. 31, 2023	Jul. 31, 2023	Apr. 30, 2023	Jan. 31, 2023	Oct. 31, 2022	Jul. 31, 2022	Apr. 30, 2022	Jan. 31, 2022	Oct. 31, 2021
Cover [Abstract]
Entity Central Index Key		0001216583
Amendment Flag		false
Document Type		424B2
Entity Registrant Name		Nuveen Preferred & Income Opportunities Fund
Fee Table [Abstract]
Shareholder Transaction Expenses [Table Text Block]		Shareholder Transaction Expenses Maximum Sales Charge 1.00 %* Offering Costs (1) 0.08 % Dividend Reinvestment Plan Fees (2) $ 2.50 * The maximum sales charge for offerings made at the market is 1.00%. (1) Assuming a Common Share offering price of $6.82 (the Fund’s closing price on the NYSE on April 16, 2024). (2) You will be charged a $2.50 service charge and pay brokerage charges if you direct ComputerShare Inc. and ComputerShare Trust Company, N.A., as agent for the Common Shareholders (the “Plan Agent”), to sell your Common Shares held in a dividend reinvestment account.
Sales Load [Percent]	[1]	1%
Dividend Reinvestment and Cash Purchase Fees	[2]	$ 2.50
Other Transaction Expenses [Abstract]
Other Transaction Expense 1 [Percent]	[3]	0.08%
Annual Expenses [Table Text Block]		As a Percentage of Net Assets Attributable to Common Shares (3) Annual Expenses Management Fees 1.26 % Interest and Other Related Expenses (4) 3.91 % Other Expenses (5) 0.12 % Total Annual Expenses 5.29 % (3) Stated as percentages of average net assets attributable to Common Shares for the six months ended January 31, 2024 (Unaudited). (4) Interest and Other Related Expenses reflect actual expenses and fees for leverage incurred by the Fund for the six months ended January 31, 2024. The types of leverage used by the Fund during the six months ended January 31, 2024 are described in the Fund Leverage and the Notes to Financial Statements (Note 4 – Portfolio Securities, Note 5 – Derivative Investments, Note 6 – Fund Shares, Note 10 – Borrowings Arrangements and Reverse Repurchase Agreements) sections of the Fund’s semi-annual report. Actual Interest and Other Related Expenses incurred in the future may be higher or lower. If short-term market interest rates rise in the future, and if the Fund continues to maintain leverage, the cost of which is tied to short-term interest rates, the Fund’s interest expenses on its short-term borrowings can be expected to rise in tandem. The Fund’s use of leverage will increase the amount of management fees paid to the Fund’s adviser and sub‑adviser. (5) Other Expenses is based on estimated amounts for the current fiscal year. Expenses attributable to the Fund’s investments, if any, in other investment companies are currently estimated not to exceed 0.01%. See “The Fund’s Investments—Other Investment Companies” in the SAI.
Management Fees [Percent]	[4]	1.26%
Interest Expenses on Borrowings [Percent]	[4],[5]	3.91%
Other Annual Expenses [Abstract]
Other Annual Expenses [Percent]	[4],[6]	0.12%
Net Expense over Assets [Percent]	[4]	5.29%
Expense Example [Table Text Block]		Example The following example illustrates the expenses including the applicable transaction fees (referred to as the “Maximum Sales Charge” in the fee table above), if any, and estimated offering costs of $0.80, that a Common Shareholder would pay on a $1,000 investment that is held for the time periods provided in the table. The example assumes that all dividends and other distributions are reinvested in the Fund and that the Fund’s Annual Total Expenses, as provided above, remain the same. The example also assumes a transaction fee of 1.00%, as a percentage of the offering price, and a 5% annual return. 1 1 Year 3 Years 5 Years 10 Years $63 $167 $271 $527 The example should not be considered a representation of future expenses. Actual expenses may be greater or less than those shown above. (1) The example assumes that all dividends and distributions are reinvested at Common Shares NAV. Actual expenses may be greater or less than those assumed. Moreover, the Fund’s actual rate of return may be greater or less than the hypothetical 5% return shown in the example.
Expense Example, Year 01	[7]	$ 63
Expense Example, Years 1 to 3	[7]	167
Expense Example, Years 1 to 5	[7]	271
Expense Example, Years 1 to 10	[7]	$ 527
Purpose of Fee Table , Note [Text Block]		The purpose of the table and the example below is to help you understand all fees and expenses that you, as a shareholder of Common Shares (“Common Shareholder”), would bear directly or indirectly. The table shows the expenses of the Fund as a percentage of the average net assets applicable to Common Shares, and not as a percentage of total assets or Managed Assets.
Basis of Transaction Fees, Note [Text Block]		as a percentage of offering price
Other Expenses, Note [Text Block]		Other Expenses is based on estimated amounts for the current fiscal year. Expenses attributable to the Fund’s investments, if any, in other investment companies are currently estimated not to exceed 0.01%. See “The Fund’s Investments—Other Investment Companies” in the SAI.
General Description of Registrant [Abstract]
Share Price [Table Text Block]		TRADING AND NET ASSET VALUE INFORMATION The following table shows for the periods indicated: (i) the high and low sales prices for the Common Shares reported as of the end of the day on the NYSE, (ii) the high and low NAV of the Common Shares, and (iii) the high and low of the premium/(discount) to NAV (expressed as a percentage) of the Common Shares. Market Price Net Asset Value Premium/(Discount) Fiscal Quarter Ended High Low High Low High Low January 2024 $ 7.29 $ 6.16 $ 7.90 $ 7.13 (7.60 )% (15.15 )% October 2023 $ 6.62 $ 5.96 $ 7.45 $ 7.06 (10.78 )% (15.70 )% July 2023 $ 6.60 $ 5.98 $ 7.45 $ 6.86 (9.37 )% (13.08 )% April 2023 $ 8.03 $ 6.06 $ 8.47 $ 6.62 (4.40 )% (12.02 )% January 2023 $ 7.96 $ 7.12 $ 8.38 $ 7.67 (2.77 )% (9.64 )% October 2022 $ 8.41 $ 6.70 $ 8.52 $ 7.56 (0.36 )% (11.84 )% July 2022 $ 8.29 $ 7.35 $ 8.70 $ 7.99 (2.50 )% (9.25 )% April 2022 $ 9.31 $ 7.99 $ 9.53 $ 8.70 (2.31 )% (8.91 )% January 2022 $ 9.99 $ 8.99 $ 9.90 $ 9.48 1.33 % (6.05 )% October 2021 $ 10.06 $ 9.84 $ 9.98 $ 9.81 1.41 % (0.50 )% The NAV per Common Share, the market price and percentage of premium/(discount) to NAV per Common Share on April 16, 2024, was $7.76, $6.82 and (12.11)%, respectively. As of March 31, 2024, the Fund had 319,483,952 Common Shares outstanding, and net assets applicable to Common Shares of $2,558,528,169. See “Repurchase of Fund Shares; Conversion to Open‑End Fund” in the accompanying prospectus.
Lowest Price or Bid					$ 6.16	$ 5.96	$ 5.98	$ 6.06	$ 7.12	$ 6.70	$ 7.35	$ 7.99	$ 8.99	$ 9.84
Highest Price or Bid					7.29	6.62	6.60	8.03	7.96	8.41	8.29	9.31	9.99	10.06
Lowest Price or Bid, NAV					7.13	7.06	6.86	6.62	7.67	7.56	7.99	8.70	9.48	9.81
Highest Price or Bid, NAV					$ 7.90	$ 7.45	$ 7.45	$ 8.47	$ 8.38	$ 8.52	$ 8.70	$ 9.53	$ 9.90	$ 9.98
Highest Price or Bid, Premium (Discount) to NAV [Percent]					(7.60%)	(10.78%)	(9.37%)	(4.40%)	(2.77%)	(0.36%)	(2.50%)	(2.31%)	(1.33%)	(1.41%)
Lowest Price or Bid, Premium (Discount) to NAV [Percent]					(15.15%)	(15.70%)	(13.08%)	(12.02%)	(9.64%)	(11.84%)	(9.25%)	(8.91%)	(6.05%)	(0.50%)
Share Price			$ 6.82
NAV Per Share			$ 7.76
Latest Premium (Discount) to NAV [Percent]			(12.11%)
Common Shares [Member]
Capital Stock, Long-Term Debt, and Other Securities [Abstract]
Outstanding Security, Held [Shares]				319,483,952
[1]The maximum sales charge for offerings made at the market is 1.00%.[2]You will be charged a $2.50 service charge and pay brokerage charges if you direct ComputerShare Inc. and ComputerShare Trust Company, N.A., as agent for the Common Shareholders (the “Plan Agent”), to sell your Common Shares held in a dividend reinvestment account.[3]Assuming a Common Share offering price of $6.82 (the Fund’s closing price on the NYSE on April 16, 2024).[4]Stated as percentages of average net assets attributable to Common Shares for the six months ended January 31, 2024 (Unaudited).[5]Interest and Other Related Expenses reflect actual expenses and fees for leverage incurred by the Fund for the six months ended January 31, 2024. The types of leverage used by the Fund during the six months ended January 31, 2024 are described in the Fund Leverage and the Notes to Financial Statements (Note 4 – Portfolio Securities, Note 5 – Derivative Investments, Note 6 – Fund Shares, Note 10 – Borrowings Arrangements and Reverse Repurchase Agreements) sections of the Fund’s semi-annual report. Actual Interest and Other Related Expenses incurred in the future may be higher or lower. If short-term market interest rates rise in the future, and if the Fund continues to maintain leverage, the cost of which is tied to short-term interest rates, the Fund’s interest expenses on its short-term borrowings can be expected to rise in tandem. The Fund’s use of leverage will increase the amount of management fees paid to the Fund’s adviser and sub‑adviser.[6]Other Expenses is based on estimated amounts for the current fiscal year. Expenses attributable to the Fund’s investments, if any, in other investment companies are currently estimated not to exceed 0.01%. See “The Fund’s Investments—Other Investment Companies” in the SAI.[7]The example assumes that all dividends and distributions are reinvested at Common Shares NAV. Actual expenses may be greater or less than those assumed. Moreover, the Fund’s actual rate of return may be greater or less than the hypothetical 5% return shown in the example.