Note 13. Repurchase of Common Stock (Details)	Jun. 30, 2015 shares
Details
Stock Repurchase Program, Number of Shares Authorized to be Repurchased	500,000

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

No definition available.

Name:	us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant