Revolving line of credit (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Revolving line of credit:
Company has an unsecured revolving line of credit with Bank of America	$ 75,000
Interest at bank's prime rate	3.00%
Company had outstanding on the line of credit secured by a personal guarantee of WCI's president	$ 0	$ 70,000

Company had outstanding on the line of credit secured by a personal guarantee of WCI's president

No definition available.

Name:	fil_CompanyHadOutstandingOnTheLineOfCreditSecuredByAPersonalGuaranteeOfWciSPresident
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant