XML 37 R32.htm IDEA: XBRL DOCUMENT v2.4.0.8
Supplemental Cash Flow Information (Tables)
3 Months Ended
Mar. 31, 2014
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information
     Three months ended  
     March 31,  
     2014      2013  
     (in thousands)  

Cash paid (refunded) for income taxes, net

   $ 124       $ 97