Investment Securities (Details) - USD ($) $ in Thousands		Jun. 30, 2019	Jun. 30, 2018
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost		$ 94,090	$ 87,813
Gross Unrealized Gains		1,289	203
Gross Unrealized (Losses)		(20)	(777)
Estimated Fair Value		95,359	87,239
Carrying Value		94,090	87,813
U.S. government sponsored enterprise MBS
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost		90,394	84,227
Gross Unrealized Gains		1,289	203
Gross Unrealized (Losses)		(14)	(762)
Estimated Fair Value		91,669	83,668
Carrying Value		90,394	84,227
U.S. SBA securities
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	[1]	2,896	2,986
Gross Unrealized Gains	[1]	0	0
Gross Unrealized (Losses)	[1]	(6)	(15)
Estimated Fair Value	[1]	2,890	2,971
Carrying Value	[1]	2,896	2,986
Certificate of deposits
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost		800	600
Gross Unrealized Gains		0	0
Gross Unrealized (Losses)		0	0
Estimated Fair Value		800	600
Carrying Value		$ 800	$ 600

[1] Small Business Administration ("SBA").