GREAT SOUTHERN BANCORP, INC. AND SUBSIDIARIES -- CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (Parentheticals) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Statements of Comprehensive Income
Tax effect of unrealized appreciation (depreciation) on available-for-sale securities, taxes (credit)	$ (329)	$ 1,145	$ (381)	$ 2,678
Tax effect reclassification adjustment for gains included in net income, taxes (credit)	0	(199)	0	(225)
Tax effect of change in fair value of cash flow hedge, taxes (credit)	$ (13)	$ (54)	$ (66)	$ (77)