Adjustment, Equity Award Granted In Prior Fiscal Years That Vested In Current Year [Member] S&P Information Technology Index Return Index Net Income (Loss), Increase (Decrease) Adjustment, Stock Awards And Option Awards [Member] Adjustment, Equity Award Granted In Current Year And Remain Outstanding And Unvested [Member] PEO Actually Paid Compensation, Increase (Decrease), Percentage Adjustment, Dividend Equivalents [Member] Net Income (Loss), Increase (Decrease), Percentage Operating Income (Loss), Increase (Decrease), Percentage Adjustment, Equity Award Granted In Prior Fiscal Years And Remain Outstanding And Unvested [Member] Cumulative Total Shareholder Return Non-PEO Actually Paid Compensation, Increase (Decrease) Amount PEO Actually Paid Compensation, Increase (Decrease) Amount Adjustment, Change In Actuarial Present Values [Member] Operating Income (Loss), Increase (Decrease) Non-PEO Actually Paid Compensation, Increase (Decrease) Percentage