Note 5 - Basic and Diluted Income Per Share	3 Months Ended
Dec. 31, 2018
Notes to Financial Statements
Earnings Per Share [Text Block]	Note 5 - Basic and Diluted Income Per Share The Company does not have any common stock equivalents, and therefore basic and diluted income (loss) per share are the same.

The entire disclosure for earnings per share.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-URI http://asc.fasb.org/topic&trid=2144383

Name:	us-gaap_EarningsPerShareTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration