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Principal payments due on notes payable for next five years (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014
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Principal payments due on notes payable |
Principal payment due in 2015 | $ 1,054 fil_PrincipalPaymentDueIn2015
Principal payment due in 2016 | 9,184 fil_PrincipalPaymentDueIn2016
Principal payment due in 2017 | 1 fil_PrincipalPaymentDueIn2017
Principal payment due in 2018 | 1 fil_PrincipalPaymentDueIn2018
Principal payment due in 2019 | 0 fil_PrincipalPaymentDueIn2019
Principal payments due there after | 0 fil_PrincipalPaymentsDueThereAfter
Total Principal payment due | $ 10,240 fil_TotalPrincipalPaymentDue

X
- Definition Principal payment due in 2015 + References No definition available. + Details
Name: | fil_PrincipalPaymentDueIn2015
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Principal payment due in 2016 + References No definition available. + Details
Name: | fil_PrincipalPaymentDueIn2016
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Principal payment due in 2017 + References No definition available. + Details
Name: | fil_PrincipalPaymentDueIn2017
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Principal payment due in 2018 + References No definition available. + Details
Name: | fil_PrincipalPaymentDueIn2018
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Principal payment due in 2019 + References No definition available. + Details
Name: | fil_PrincipalPaymentDueIn2019
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | fil_PrincipalPaymentsDueOnNotesPayableAbstract
Namespace Prefix: | fil_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition PrincipalPaymentsDueThereAfter + References No definition available. + Details
Name: | fil_PrincipalPaymentsDueThereAfter
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Total Principal payment due + References No definition available. + Details
Name: | fil_TotalPrincipalPaymentDue
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant