Note 22 - Paycheck Protection Program (Details Textual) - Paycheck Protection Program CARES Act [Member] - USD ($)	Apr. 15, 2020	Apr. 10, 2020
NSC [Member]
Proceeds from Issuance of Long-term Debt, Total		$ 5,523,738
WEC [Member]
Proceeds from Issuance of Long-term Debt, Total	$ 973,062

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585

Name:	us-gaap_ProceedsFromIssuanceOfLongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration