XML 33 R52.htm IDEA: XBRL DOCUMENT v3.2.0.727
Long Term Retention Plan (Long Term Retention Plans Accrued Compensation Expense) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
 [2]
Jun. 30, 2015
Jun. 30, 2014
 [2]
Long Term Retention Plan 2009 [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Long term retention plan [1] $ 320 $ (88) $ 308 $ (439)
Long Term Retention Plan 2010 [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Long term retention plan [1] 392 (8) 511 (191)
Long Term Retention Plan 2011 [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Long term retention plan [1] 445 44 587 (57)
Long Term Retention Plan 2012 [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Long term retention plan [1] 522 91 707 90
Long Term Retention Plan 2013 [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Long term retention plan [1] 1,196 435 2,038 1,039
Long Term Retention Plan 2014 [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Long term retention plan [1] $ 1,067 $ 691 $ 2,126 $ 1,489
[1] (Gain) / Loss
[2] For the six and three-month periods ended June 30, 2014, the table above shows a reduction of compensation costs for LTRP 2009, 2010 and 2011 as a consequence of a decrease in the Company's stock price during the quarter.