NOTE 21: Quarterly Financial Data (Unaudited): Schedule of Quarterly Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
TOTAL INTEREST INCOME													$ 97,482	$ 77,174	$ 61,488
TOTAL INTEREST EXPENSE													24,700	14,791	10,366
Interest Income (Expense), Net													72,782	62,383	51,122
Provision for loan losses													2,032	3,047	2,340
TOTAL NONINTEREST INCOME													15,170	13,871	11,084
TOTAL NONINTEREST EXPENSE													49,969	44,475	38,252
Income Tax Expense (Benefit)													7,047	7,803	6,062
NET INCOME													$ 28,904	$ 20,929	$ 15,552
Quarterly Operating Data
TOTAL INTEREST INCOME	$ 24,207	$ 22,042	$ 26,047	$ 25,186	$ 19,231	$ 18,411	$ 20,147	$ 19,385	$ 15,083	$ 15,105	$ 16,345	$ 14,955
TOTAL INTEREST EXPENSE	6,139	4,875	7,054	6,632	3,528	3,308	4,245	3,710	2,510	2,529	2,804	2,523
Interest Income (Expense), Net	18,068	17,167	18,993	18,554	15,703	15,103	15,902	15,675	12,573	12,576	13,541	12,432
Provision for loan losses	314	682	545	491	642	868	987	550	656	925	383	376
TOTAL NONINTEREST INCOME	4,054	3,430	3,740	3,946	3,174	3,271	3,556	3,870	2,700	2,575	2,884	2,925
TOTAL NONINTEREST EXPENSE	12,552	11,449	12,778	13,190	10,519	10,755	11,274	11,927	8,706	9,159	10,823	9,564
Income before income taxes	9,256	8,466	9,410	8,819	7,716	6,751	7,197	7,068	5,911	5,067	5,219	5,417
Income Tax Expense (Benefit)	1,802	1,666	1,854	1,725	2,546	1,889	1,558	1,810	1,735	1,358	1,506	1,463
NET INCOME	$ 7,454	$ 6,800	$ 7,556	$ 7,094	$ 5,170	$ 4,862	$ 5,639	$ 5,258	$ 4,176	$ 3,709	$ 3,713	$ 3,954