XML 58 R46.htm IDEA: XBRL DOCUMENT v3.7.0.1
Business Combinations - Business pro forma information (Details) - Rofin-Sinar - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Jul. 01, 2017
Jul. 02, 2016
Jul. 01, 2017
Jul. 02, 2016
Business Acquisition [Line Items]        
Total net sales $ 472,027 $ 344,707 $ 1,294,841 $ 954,044
Net income (loss) $ 64,558 $ 17,465 $ 159,260 $ (21,093)
Business Acquisition, Pro Forma Earnings Per Share, Basic $ 2.63 $ 0.72 $ 6.51 $ (0.87)
Business Acquisition, Pro Forma Earnings Per Share, Diluted $ 2.60 $ 0.71 $ 6.44 $ (0.87)