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Note 17 - Related Party Transactions (Detail) (USD $)
 12 Months Ended 7 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2012
RLW [Member]
Dec. 31, 2011
RLW [Member]
Dec. 31, 2012
Aircraft Services [Member]
RLW [Member]
Dec. 31, 2011
Aircraft Services [Member]
RLW [Member]
Dec. 31, 2012
Aircraft Services [Member]
Dec. 31, 2012
KIWA Properties LLC [Member]
Dec. 31, 2012
JBC [Member]
Dec. 31, 2011
JBC [Member]
Dec. 31, 2012
RHB [Member]
Dec. 31, 2012
Myers [Member]
Dec. 31, 2011
Myers [Member]
Dec. 31, 2011
Main Office [Member]
Dec. 31, 2011
Equipment Maintenance Shop [Member]
Dec. 31, 2011
Field Housing [Member]
Dec. 31, 2012
Less Than [Member]
Revenue from Related Parties   $ 283,000                                
Gross Profit From Related Party   46,000                                
Related Party Transaction, Amounts of Transaction   3,200,000   1,000,000 615,000 52,000 72,300 34,000             80,800 71,700    
Collections From Related Parties   525,000                                
Provision for Doubtful Accounts   24,000                                
Related Party Transaction, Expenses from Transactions with Related Party                         243,000 274,000       102,000
Noncontrolling Interest, Ownership Percentage by Parent   98.00%                                
Operating Leases, Rent Expense 1,200,000 1,400,000 1,200,000             95,000 40,000       228,500 178,300 47,000  
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners       100.00%               100.00%            
Term of Lease                 18 years                  
Monthly Operating Lease                   $ 8,000