XML 29 R31.htm IDEA: XBRL DOCUMENT v2.4.0.6
Long-term Debt (Tables)
6 Months Ended
Jun. 30, 2012
Long-term Debt (Abstract)  
Principal payments
Years
 
 
Amount
 
June 30, 2013
 
$
36,637
 
June 30, 2014
 
 
32,298
 
June 30, 2015
 
 
31,094
 
June 30, 2016
 
 
35,715
 
June 30, 2017
 
 
60,309
 
June 30, 2018 and thereafter
 
 
46,060
 
Total
 
$
242,113