GREAT SOUTHERN BANCORP, INC. AND SUBSIDIARIES -- CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 27,695	$ 22,327
Proceeds from sales of loans held for sale	55,619	70,118
Originations of loans held for sale	(61,984)	(67,968)
Items not requiring (providing) cash:
Depreciation	4,632	5,012
Amortization	1,396	1,873
Compensation expense for stock option grants	273	232
Provision for loan losses	4,200	4,401
Net gains on loan sales	(1,624)	(1,845)
Net realized gains on sale of available-for-sale investment securities		(2,738)
Net (gains) losses on sale of premises and equipment	144	(242)
Net loss on sale/write-down of other real estate owned		67
Gain on sale of business units		(368)
Net (gain) loss on termination of loss sharing agreements	(7,704)	584
Amortization (accretion) of deferred income, premiums, discounts and other	(972)	2,427
Loss on derivative interest rate products	(13)	(237)
Deferred income taxes	(4,183)	(2,736)
Changes in:
Interest receivable	1,057	(497)
Prepaid expenses and other assets	(1,441)	15,174
Accrued expenses and other liabilities	496	(7,294)
Income taxes refundable/payable	4,184	6,403
Net cash provided by operating activities	21,801	45,167
CASH FLOWS FROM INVESTING ACTIVITIES
Net change in loans	105,431	(102,951)
Purchase of loans	(117,799)	(68,676)
Cash received from purchase of additional business units		44,363
Cash received from FDIC loss sharing reimbursements	16,245	4,672
Cash paid for sale of business units		(17,821)
Purchase of premises and equipment	(2,699)	(5,823)
Proceeds from sale of premises and equipment	474	770
Proceeds from sale of other real estate owned	16,030	12,796
Capitalized costs on other real estate owned	(117)	(20)
Proceeds from sales of available-for-sale securities		23,900
Proceeds from maturities and calls of held-to-maturity securities	117
Proceeds from maturities and calls of available-for-sale securities	6,345	6,956
Principal reductions on mortgage-backed securities	12,450	15,830
Purchase of available-for-sale securities		(24,858)
Redemption (purchase) of Federal Home Loan Bank stock	192	(6,900)
Net cash provided by (used in) investing activities	36,669	(117,762)
CASH FLOWS FROM FINANCING ACTIVITIES
Net decrease in certificates of deposit	(99,487)	(21,528)
Net decrease in checking and savings deposits	(4,992)	(72,984)
Proceeds from Federal Home Loan Bank advances		1,793,000
Repayments of Federal Home Loan Bank advances	(31,435)	(2,025,035)
Net increase in short-term borrowings	11,334	405,601
Advances from borrowers for taxes and insurance	3,235	3,695
Dividends paid	(6,155)	(6,111)
Stock options exercised	1,766	478
Net cash provided by (used in) financing activities	(125,734)	77,116
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(67,264)	4,521
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	279,769	199,183
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 212,505	$ 203,704