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S000000551 [Member] Average Annual Total Returns
12 Months Ended 60 Months Ended 120 Months Ended 143 Months Ended 347 Months Ended 477 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
S&P Municipal Bond Virginia Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent [1] 4.29% 0.92% 2.28%      
S&P Municipal Bond Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent [2] 4.26% 1.06% 2.44%      
Lipper Virginia Municipal Debt Funds Classification Average (reflects no deduction for taxes or sales loads)            
Prospectus [Line Items]            
Average Annual Return, Percent [3] 2.97% 0.21% 1.59%      
Nuveen Virginia Municipal Bond Fund - Class A            
Prospectus [Line Items]            
Average Annual Return, Percent (1.59%) (0.65%) 1.52%      
Performance Inception Date           Mar. 27, 1986
Nuveen Virginia Municipal Bond Fund - Class A | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent (1.60%) (0.65%) 1.51%      
Performance Inception Date           Mar. 27, 1986
Nuveen Virginia Municipal Bond Fund - Class A | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 0.44% 0.14% 1.80%      
Performance Inception Date           Mar. 27, 1986
Nuveen Virginia Municipal Bond Fund - Class I            
Prospectus [Line Items]            
Average Annual Return, Percent 2.90% 0.42% 2.15%      
Performance Inception Date         Feb. 03, 1997  
Class C            
Prospectus [Line Items]            
Average Annual Return, Percent 1.89% (0.60%) 1.30%      
Performance Inception Date       Feb. 10, 2014    
[1]
An index designed to measure the performance of the tax-exempt Virginia municipal bond market.
[2]
An index designed to measure the performance of the tax-exempt U.S. municipal bond market.
[3]
Represents the average annualized total return for all reporting funds in the Lipper Virginia Municipal Debt Funds Classification.