Note 10 - Subsequent Events	6 Months Ended
Jun. 30, 2022
Notes to Financial Statements
Subsequent Events [Text Block]	*Note 10.* Subsequent Events** In early July, 2022, the Company's largest ACH customer filed chapter 11 bankruptcy and stopped processing transactions. The customer represented 49% of our total ACH transaction volume in 2021 and 8% of revenue for the Company. The Company's revenue and cash flows will be impacted if the customer does not resume full operations.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI https://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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