Lipper Other States Municipal Debt Funds Classification Average [Member] N R not rated [Member] S And P Municipal Bond Arizona Index [Member] S And P Municipal Bond Index [Member] BB or Lower [Member] C000001477 [Member] Nuveen Arizona Municipal Bond Fund - Class I C000137693 [Member] Class C C000001474 [Member] Nuveen Arizona Municipal Bond Fund - Class A Municipal Bonds [Member] Standard & Poor's, BBB Rating [Member] Standard & Poor's, A Rating [Member] Standard & Poor's, AA Rating [Member] Standard & Poor's, AAA Rating [Member] C000001478 [Member] Nuveen Colorado Municipal Bond Fund - Class A C000137694 [Member] C000001481 [Member] Nuveen Colorado Municipal Bond Fund - Class I S And P Municipal Bond Colorado Index [Member] Lipper Maryland Municipal Debt Funds Classification Average [Member] S And P Municipal Bond Maryland Index [Member] C000001489 [Member] Nuveen Maryland Municipal Bond Fund - Class I C000137695 [Member] C000001486 [Member] Nuveen Maryland Municipal Bond Fund - Class A C000001490 [Member] Nuveen New Mexico Municipal Bond Fund - Class A C000137696 [Member] C000001493 [Member] Nuveen New Mexico Municipal Bond Fund - Class I S And P Municipal Bond New Mexico Index [Member] Variable Rate Senior Loan Interests [Member] Lipper Pennsylvania Municipal Debt Funds Classification Average [Member] S And P Municipal Bond Pennsylvania Index [Member] C000001497 [Member] Nuveen Pennsylvania Municipal Bond Fund - Class I C000137697 [Member] C000001494 [Member] Nuveen Pennsylvania Municipal Bond Fund - Class A C000001498 [Member] Nuveen Virginia Municipal Bond Fund - Class A C000137698 [Member] C000001501 [Member] Nuveen Virginia Municipal Bond Fund - Class I S And P Municipal Bond Virginia Index [Member] Lipper Virginia Municipal Debt Funds Classification Average [Member] Investment Type [Axis] Net Assets Investment Company Portfolio Turnover No Trading Symbol Flag