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Timberland Bancorp, Inc. and Subsidiary Condensed Consolidated Statements of Shareholders' Equity Timberland Bancorp, Inc. and Subsidiary Condensed Consolidated Statements of Shareholders' Equity (Phantom) - USD ($)
$ in Thousands
 12 Months Ended 3 Months Ended
Sep. 30, 2015
Dec. 31, 2015
Stock option/MRDP compensation expense [1] $ 125 $ 46
Common Stock    
Stock option/MRDP compensation expense [1] $ 125 $ 46
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