5. Condensed Consolidated Balance Sheets (Details - Minimum lease payments)	Jun. 30, 2019 USD ($)
Inventory Disclosure [Abstract]
2020 (excluding the three months ended June 30, 2019)	$ 419,000
2021	309,000
2022	271,000
2023	248,000
2024	223,000
Thereafter	83,000
Total minimum lease payments	1,553,000
Less imputed interest	183,000
Total minimum operating lease payments	$ 1,370,000

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Amount of lessee's undiscounted obligation for lease payments for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980

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Present value of lessee's discounted obligation for lease payments from operating lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 45
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