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NOTE 4: EARNINGS PER SHARE: Earnings Per Share, Policy (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Details
Options to purchase shares of common stock outstanding not included in computation of diluted earnings per share because exercise price greater than average market price	328,275	170,600	318,275	260,947

X

- Definition

Represents the Options to purchase shares of common stock outstanding not included in computation of diluted earnings per share because exercise price greater than average market price (number of shares), during the indicated time period.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_TextBlockAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration