XML 32 R44.htm IDEA: XBRL DOCUMENT v2.4.0.6
Note 8 - Debt: (Detail) (USD $)
 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Apr. 30, 2012
Dec. 31, 2011
Jul. 31, 2011
Line of Credit Facility, Increase, Additional Borrowings (in Dollars) $ (303,470,000) $ (231,475,000)      
Line of Credit Facility, Maximum Borrowing Capacity (in Dollars) 315,000,000        
Other Long-term Debt (in Dollars) 64,000,000        
Line of Credit Facility, Current Borrowing Capacity (in Dollars) 315,000,000        
Description of Interest Rate Cash Flow Hedge Activities 1.21%        
Prepaid Expense and Other Assets, Current (in Dollars) 10,354,000     13,112,000  
Debt Instrument, Fee Amount (in Dollars) 1,200,000        
Line of Credit Facility, Remaining Borrowing Capacity (in Dollars) 85,000,000        
Business Acquisition, Cost of Acquired Entity, Liabilities Incurred (in Dollars) 5,900,000       5,900,000
Debt Instrument, Annual Principal Payment (in Dollars)     755,000    
Debt Instrument, Interest Rate at Period End 0.23%        
Agent Base Rate Plus Premium [Member] | Minimum [Member] | Term Loan [Member]
          
Line of Credit Facility, Interest Rate Description 0.25%        
Agent Base Rate Plus Premium [Member] | Minimum [Member]
          
Line of Credit Facility, Interest Rate Description 0.00%        
Agent Base Rate Plus Premium [Member] | Maximum [Member] | Term Loan [Member]
          
Line of Credit Facility, Interest Rate Description 0.75%        
Agent Base Rate Plus Premium [Member] | Maximum [Member]
          
Line of Credit Facility, Interest Rate Description 0.50%        
LIBOR Rate [Member] | Minimum [Member] | Term Loan [Member]
          
Line of Credit Facility, Interest Rate Description 1.75%        
LIBOR Rate [Member] | Minimum [Member]
          
Line of Credit Facility, Interest Rate Description 1.50%        
LIBOR Rate [Member] | Maximum [Member] | Term Loan [Member]
          
Line of Credit Facility, Interest Rate Description 2.25%        
LIBOR Rate [Member] | Maximum [Member]
          
Line of Credit Facility, Interest Rate Description 2.00%        
Availability Dollar Amount [Member]
          
Line of Credit Facility, Covenant Terms $20        
Percentage of Commitments [Member]
          
Line of Credit Facility, Covenant Terms 12.5%        
Amended [Member]
          
Line of Credit Facility, Increase, Additional Borrowings (in Dollars) 50,000,000        
Amortized Banking Fees [Member]
          
Prepaid Expense and Other Assets, Current (in Dollars) $ 5,400,000