Acquisition: Acquisition Related Revenue and Net Income (after tax) During the Period After Acquisition Date (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2012	Jun. 30, 2011
Revenue of Acquiree During the Period After Acquisition Date	$ 8,862	$ 4,679
Net Income After Tax of Acquiree During the Period After Acquisition Date	$ 2,326	$ 730

Represents the after tax net income of the acquiree during the period, after the date of acquisition.

No definition available.

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