Note 4. INDEBTEDNESS (Details) (USD $) In Millions, unless otherwise specified	8 Months Ended	12 Months Ended
	May 31, 2012	Dec. 31, 2012	Feb. 19, 2014	Dec. 31, 2013	Mar. 15, 2013	Feb. 19, 2013	Feb. 18, 2013	Dec. 31, 2012 PBLoanAmountOutstanding	Dec. 31, 2011 PBLoanAmountOutstanding
Note 4. INDEBTEDNESS (Details) [Line Items]
Notes Payable, Noncurrent	$ 1.0	$ 12.0
Line of Credit Facility, Maximum Borrowing Capacity			27.0		16.0	27.0	20.0
ChangeInMaximumBorrowingForTheYear					15		16
Line of Credit Facility, Description	$15.0
LineofCreditSubLimitforLOC	3.0
LineOfCreditSubLimiteForCapitalExpenditures	2.5
Line of Credit Facility, Amount Outstanding		1.4						10.9	7.7
LineOfCreditAmountOutstandingCapEx		0.2
CollateralizedMinimum		1.3
Debt Instrument, Unused Borrowing Capacity, Amount				1.6
Line of Credit Facility, Interest Rate at Period End		4.25%		4.75%
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage		0.50%
Interest Expense, Borrowings		$ 0.2