Note 10 - Related Party Transactions (Details) (USD $)	1 Months Ended	3 Months Ended	6 Months Ended
Aug. 31, 2011	Jun. 30, 2013 Related Party Lease Agreements [Member]	Jun. 30, 2012 Related Party Lease Agreements [Member]	Jun. 30, 2013 Related Party Lease Agreements [Member]	Jun. 30, 2012 Related Party Lease Agreements [Member]
Note 10 - Related Party Transactions (Details) [Line Items]
Number of Lease Agreements Entered, Related Party	2
Related Party Transaction, Selling, General and Administrative Expenses from Transactions with Related Party		$ 6,300	$ 2,400	$ 11,300	$ 4,800

Amount of selling, general and administrative expenses resulting from transactions, excluding transactions that are eliminated in consolidated or combined financial statements, with related party.

No definition available.

Name:	us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration