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Note 9 - Financial Instruments and Fair Value (Details) - Derivative Financial Instruments (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Interest Rate Swap Agreement 1 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) $ 1,871
Fixed Interest Rate 5.075%
Underlying Rate 3 month LIBOR
Expiration Date Jul. 01, 2015
Fair Value (in Dollars) (53)
Interest Rate Swap Agreement 2 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 3,864
Fixed Interest Rate 5.075%
Underlying Rate 3 month LIBOR
Expiration Date Jul. 01, 2015
Fair Value (in Dollars) (108)
Interest Rate Swap Agreement 3 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 6,690
Fixed Interest Rate 5.39%
Underlying Rate 1 month LIBOR
Expiration Date Dec. 31, 2014
Fair Value (in Dollars) (135)
Interest Rate Swap Agreement 4 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 1,293
Fixed Interest Rate 5.39%
Underlying Rate 1 month LIBOR
Expiration Date Dec. 31, 2014
Fair Value (in Dollars) (26)
Interest Rate Swap Agreement 5 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 2,302
Fixed Interest Rate 5.39%
Underlying Rate 1 month LIBOR
Expiration Date Dec. 31, 2014
Fair Value (in Dollars) (46)
Interest Rate Swap Agreement 6 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 5,208
Fixed Interest Rate 5.39%
Underlying Rate 1 month LIBOR
Expiration Date Dec. 31, 2014
Fair Value (in Dollars) (105)
Interest Rate Swap Agreement 7 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 4,784
Fixed Interest Rate 5.38%
Underlying Rate 1 month LIBOR
Expiration Date Jun. 29, 2015
Fair Value (in Dollars) (158)
Interest Rate Swap Agreement 8 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 736
Fixed Interest Rate 5.29%
Underlying Rate 1 month LIBOR
Expiration Date Jun. 30, 2015
Fair Value (in Dollars) (24)
Interest Rate Swap Agreement 9 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 1,411
Fixed Interest Rate 5.29%
Underlying Rate 1 month LIBOR
Expiration Date Jun. 30, 2015
Fair Value (in Dollars) (45)
Interest Rate Swap Agreement 10 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 7,114
Fixed Interest Rate 5.29%
Underlying Rate 1 month LIBOR
Expiration Date Jun. 30, 2015
Fair Value (in Dollars) (226)
Interest Rate Swap Agreement 11 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 614
Fixed Interest Rate 5.29%
Underlying Rate 1 month LIBOR
Expiration Date Jun. 30, 2015
Fair Value (in Dollars) (20)
Interest Rate Swap Agreement 12 [Member]
  
Derivative [Line Items]  
Current Notional Amount (in Dollars) 2,465
Fixed Interest Rate 5.29%
Underlying Rate 1 month LIBOR
Expiration Date Jun. 30, 2015
Fair Value (in Dollars) $ (78)