| Basic and diluted net loss per share | 
    |  |  | Three Months Ended
    March 31, |  |  | Six Months Ended March
    31, |  |  
    |  |  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |  |  
    | Basic |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    | Net income attributed to Live Ventures Incorporated |  | $ | 1,840,666 |  |  | $ | 1,218,508 |  |  | $ | 3,269,239 |  |  | $ | 1,394,656 |  |  
    | Less: preferred stock dividends |  |  | (480 | ) |  |  | (479 | ) |  |  | (959 | ) |  |  | (959 | ) |  
    | Net income applicable to common stock |  | $ | 1,840,186 |  |  | $ | 1,218,029 |  |  | $ | 3,268,280 |  |  | $ | 1,393,697 |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    | Weighted
    average common shares outstanding |  |  | 2,058,064 |  |  |  | 2,815,951 |  |  |  | 2,029,023 |  |  |  | 2,816,734 |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    | Basic earnings per share |  | $ | 0.89 |  |  | $ | 0.43 |  |  | $ | 1.61 |  |  | $ | 0.49 |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    | Diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    | Net
    income  applicable to common stock |  | $ | 1,840,186 |  |  | $ | 1,218,029 |  |  | $ | 3,268,280 |  |  | $ | 1,393,697 |  |  
    | Add: preferred stock dividends |  |  | 480 |  |  |  | 479 |  |  |  | 959 |  |  |  | 959 |  |  
    | Net
    income applicable for diluted earnings per share |  | $ | 1,840,666 |  |  | $ | 1,218,508 |  |  | $ | 3,269,239 |  |  | $ | 1,394,656 |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    | Weighted
    average common shares outstanding |  |  | 2,058,064 |  |  |  | 2,815,951 |  |  |  | 2,029,023 |  |  |  | 2,816,734 |  |  
    | Add: Options |  |  | 69,979 |  |  |  | 16,319 |  |  |  | 56,458 |  |  |  | 19,184 |  |  
    | Add: Common Stock Warrants |  |  | – |  |  |  | 305,528 |  |  |  | – |  |  |  | 325,954 |  |  
    | Add: Series B Preferred Stock |  |  | 1,071,200 |  |  |  | – |  |  |  | 1,071,200 |  |  |  | – |  |  
    | Add: Series B Preferred Stock Warrants |  |  | 590,145 |  |  |  | – |  |  |  | 590,145 |  |  |  | – |  |  
    | Add:
    Series E Preferred Stock |  |  | 127,840 |  |  |  | 127,840 |  |  |  | 127,840 |  |  |  | 127,840 |  |  
    | Assumed
    weighted average common shares outstanding |  |  | 3,917,228 |  |  |  | 3,265,638 |  |  |  | 3,874,666 |  |  |  | 3,289,712 |  |  
    |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
    | Diluted earnings per share |  | $ | 0.47 |  |  | $ | 0.37 |  |  | $ | 0.84 |  |  | $ | 0.42 |  |  |