XML 119 R107.htm IDEA: XBRL DOCUMENT v3.2.0.727
Operating Segments (Revenue Based On Geographic Location) (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues $ 164,286 $ 151,121 $ 154,131 $ 156,441 $ 182,753 $ 138,126 $ 137,283 $ 123,494 $ 625,979 $ 581,656 $ 452,147
South Africa [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues                 461,425 428,931 317,916
South Korea [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues                 160,853 146,667 129,338
Rest Of World [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues                 $ 3,701 $ 6,058 $ 4,893