Nature of Operations and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Schedule of comprehensive income (loss)

	As of December 31,
	2017			2016
Accumulated Other Comprehensive Loss By Component:
Unrealized losses on securities available-for-sale	$	(208	)	$	(128	)
Tax effect		43			43
Net unrealized losses on securities available-for-sale		(165	)		(85	)
Accumulated other comprehensive loss	$	(165	)	$	(85	)

Schedule of change in accounting estimate

	As Originally Reported		As  Restated
(In thousands, except per share data)
Income from continuing operations	$	627,000	$	500,000
Net income	$	464,000	$	330,000
Net income per share	$	0.24	$	0.17