Note 10 - Segment Financial Information: Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Details
Profit per segment	$ 18,545	$ 21,068
Corporate earnings not allocated	2,974	3,039
Corporate expenses not allocated	(14,078)	(14,438)
Income taxes not allocated	(1,471)	(1,113)
Net income per segments	$ 5,970	$ 8,556

Represents the monetary amount of Corporate earnings not allocated, during the indicated time period.

No definition available.

Name:	fil_CorporateEarningsNotAllocated
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Represents the monetary amount of Corporate expenses not allocated, during the indicated time period.

No definition available.

Name:	fil_CorporateExpensesNotAllocated
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the monetary amount of Income taxes not allocated, during the indicated time period.

No definition available.

Name:	fil_IncomeTaxesNotAllocated
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the monetary amount of Net income per segments, during the indicated time period.

No definition available.

Represents the monetary amount of Profit per segment, during the indicated time period.

No definition available.

No definition available.