XML 66 R28.htm IDEA: XBRL DOCUMENT v2.4.1.9
Note 6 - Senior Notes, Credit Facilities, and Capital Leases (Tables)
12 Months Ended
Dec. 31, 2014
Debt Disclosure [Abstract]  
Schedule of Line of Credit Facilities [Table Text Block]
         

Interest rates:

       

Spread over the London Interbank Offer Rate

                  2.25 - 3.25%  

Spread over alternative base rate

                   1.25 - 2.25%  
         

Standby fee per annum on undrawn amounts

                     0.50%  
         

Covenant financial ratios:

       

Senior leverage ratio (debt secured by liens/EBITDA)

    not more than 2.50:

Leverage ratio (total debt less unencumbered cash/EBITDA)

    not more than 4.00:

Interest coverage ratio (EBITDA/interest expense)

    not more than 3.00:
Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]

Twelve-month period ending December 31,

       

2015

  $ 10,266  

2016

    7,622  

2017

    4,115  

2018

    1,782  

Total

    23,785  

Less: imputed interest

    (1,128

)

Net capital lease obligation

  $ 22,657