Lipper Other States Municipal Debt Funds Classification Average [Member] S And P Municipal Bond Kansas Index [Member] S And P Municipal Bond Index [Member] N R not rated [Member] BB or Lower [Member] Municipal Bonds [Member] C000001667 [Member] Nuveen Kansas Municipal Bond Fund - Class I C000137705 [Member] Class C C000001664 [Member] Nuveen Kansas Municipal Bond Fund - Class A Standard & Poor's, BBB Rating [Member] Standard & Poor's, A Rating [Member] Standard & Poor's, AA Rating [Member] Standard & Poor's, AAA Rating [Member] C000001668 [Member] Nuveen Kentucky Municipal Bond Fund - Class A C000137706 [Member] C000001671 [Member] Nuveen Kentucky Municipal Bond Fund - Class I S And P Municipal Bond Kentucky Index [Member] S And P Municipal Bond Michigan Index [Member] C000001675 [Member] Nuveen Michigan Municipal Bond Fund - Class I C000137707 [Member] C000001672 [Member] Nuveen Michigan Municipal Bond Fund - Class A C000001676 [Member] Nuveen Missouri Municipal Bond Fund - Class A C000137708 [Member] C000001679 [Member] Nuveen Missouri Municipal Bond Fund - Class I S And P Municipal Bond Missouri Index [Member] Lipper Ohio Municipal Debt Funds Classification Average [Member] S And P Municipal Bond Ohio Index [Member] C000001683 [Member] Nuveen Ohio Municipal Bond Fund - Class I C000137709 [Member] C000001680 [Member] Nuveen Ohio Municipal Bond Fund - Class A Exchange Traded Funds [Member] C000001684 [Member] Nuveen Wisconsin Municipal Bond Fund - Class A C000137710 [Member] C000001687 [Member] Nuveen Wisconsin Municipal Bond Fund - Class I N A not applicable [Member] S And P Municipal Bond Wisconsin Index [Member] Investment Type [Axis] Net Assets Investment Company Portfolio Turnover No Trading Symbol Flag