Fair Value Disclosures (Details - Inputs) - USD ($)	Jun. 30, 2020	Dec. 31, 2019
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	$ 1,522,000,000	$ 1,607,000,000
Real Estate Owned	10,000,000	13,000,000
Average [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Real Estate Owned	443,500	391,700
Minimum [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Real Estate Owned	100,000	80,000
Maximum [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Real Estate Owned	1,000,000	897,000
One- To Four-Family [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	714,000,000	803,000,000
One- To Four-Family [Member] \| Average [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	510,600	815,900
One- To Four-Family [Member] \| Minimum [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	55,000	92,000
One- To Four-Family [Member] \| Maximum [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	1,115,000	2,700,000
Home Equity [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	550,000,000	635,000,000
Home Equity [Member] \| Average [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	345,200	437,300
Home Equity [Member] \| Minimum [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	30,000	75,000
Home Equity [Member] \| Maximum [Member] \| Level 3 [Member] \| Fair Value, Nonrecurring [Member] \| Measurement Input, Appraised Value [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total mortgage loans receivable	$ 1,425,000	$ 1,440,000

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No definition available.

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- Definition

Amount, before allowance and fees, of loans and leases receivable. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

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- Definition

Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5162-111524

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4437-111522

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