v3.26.3
Shareholder Report, Line Graph (Details) 190148_Angel Oak UltraShort Income Fund_Institutional Class_TSR SemiAnnual {Institutional Class} - USD ($)
6 Months Ended
Jan. 31, 2026
Jan. 31, 2025
Jan. 31, 2024
Jan. 31, 2023
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2019
Apr. 02, 2018
Jul. 31, 2026
Institutional Class                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   Institutional Class
Accumulated Value $ 641,178 $ 608,391 $ 570,427 $ 534,902 $ 547,163 $ 544,374 $ 534,377 $ 513,015 $ 500,000 $ 653,612
Bloomberg U.S. Aggregate Bond Index_1                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   Bloomberg U.S. Aggregate Bond Index
Accumulated Value 582,725 545,374 534,326 523,346 571,086 588,552 562,021 512,585 500,000 $ 578,074
Bloomberg Short Treasury: 9-12 Months Index                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   Bloomberg Short Treasury: 9-12 Months Index
Accumulated Value 611,162 585,865 557,976 531,230 530,256 531,624 523,744 509,405 500,000 $ 620,314
Bloomberg Short Term Government/Corporate Index                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   Bloomberg Short Term Government/Corporate Index
Accumulated Value $ 618,503 $ 592,583 $ 563,005 $ 535,031 $ 528,863 $ 528,978 $ 522,887 $ 509,653 $ 500,000 $ 629,162