Note 10. Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012
Domestic Tax Authority [Member]
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	$ 37,498
State and Local Jurisdiction [Member]
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	26,322
Expire In 2013 [Member]
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	$ 3,230