2. Investment in Local Partnerships: Capital Contributions (Details)	Jun. 29, 2017 USD ($)
Details
Capital contributions in the aggregate	$ 14,837,956

Represents the monetary amount of CapitalContributionsInTheAggregate, as of the indicated date.

No definition available.

Name:	fil_CapitalContributionsInTheAggregate
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant