Note 4. Acquisition of Interwest Transfer Company, Inc. (Details 3) - Interwest Transfer Company, Inc. - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016
Revenues	$ 13,851	$ 13,706
Net Income	$ 1,828	$ 2,172
Basic earnings per share	$ 0.62	$ 0.76
Diluted earnings per share	$ 0.60	$ 0.74

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)-(3)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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