XML 41 R31.htm IDEA: XBRL DOCUMENT v3.10.0.1

Note 11 - Shareholders' Equity (Details Textual)	Nov. 06, 2018 USD ($)
Subsequent Event [Member]
Stock Repurchase Program, Authorized Amount	$ 5,000,000

X

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

Name:	us-gaap_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: