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Timberline Resources Corp and Subsidiaries Consolidated Balance Sheets (Interim period unaudited) - Parenthetical - $ / shares
Dec. 31, 2019
Sep. 30, 2019
Details    
Preferred Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Preferred Stock, Shares Authorized 10,000,000 10,000,000
Preferred Stock, Shares Issued 0 0
Preferred Stock, Shares Outstanding 0 0
Common Stock, Par or Stated Value Per Share $ 0.001 $ 0.001
Common Stock, Shares Authorized 200,000,000 200,000,000
Common Stock, Shares, Issued 74,895,260 67,395,260
Common Stock, Shares, Outstanding 74,895,260 67,395,260