v3.26.1
Shareholder Report, Holdings (Details)
Feb. 28, 2026
C000151917 | Common Stocks  
Holdings [Line Items]  
Percent of Net Asset Value 10.40%
C000151917 | Short-Term Investments  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
C000151917 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 85.40%
C000201707 | Asset Report 4 ColumnFixed Income Put Options  
Holdings [Line Items]  
Percent of Total Investments 13.40%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.40%
Percent of Net Long Exposure (13.40%)
C000201707 | Asset Report 4 ColumnFixed Income Call Options  
Holdings [Line Items]  
Percent of Total Investments 13.70%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.70%
Percent of Net Long Exposure (13.70%)
C000201707 | Asset Report 4 ColumnDeveloped Markets Equity Volatility  
Holdings [Line Items]  
Percent of Total Investments 0.10%
Percent of Total Long Exposure 0.10%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.10%
C000201707 | Asset Report 4 ColumnInterest Rate Call Options  
Holdings [Line Items]  
Percent of Total Investments 7.30%
Percent of Total Long Exposure 7.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 7.30%
C000201707 | Asset Report 4 ColumnShort-Term Investments  
Holdings [Line Items]  
Percent of Total Investments 53.60%
Percent of Total Long Exposure 53.60%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 53.60%
C000201707 | Asset Report 4 ColumnDeveloped Markets Equity Call Options  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Percent of Total Long Exposure 13.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 13.90%
C000201707 | Asset Report 4 ColumnDeveloped Markets Ex U.S. Equity  
Holdings [Line Items]  
Percent of Total Investments 0.10%
Percent of Total Long Exposure 0.10%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.10%
C000201707 | Asset Report 4 ColumnDeveloped Markets Equity Put Options  
Holdings [Line Items]  
Percent of Total Investments 350.00%
Percent of Total Long Exposure 149.40%
Percent of Total Short Exposure 200.60%
Percent of Net Long Exposure (51.20%)
C000201707 | Asset Report 4 ColumnDeveloped Markets Currency  
Holdings [Line Items]  
Percent of Total Investments 14.40%
Percent of Total Long Exposure 5.00%
Percent of Total Short Exposure 9.50%
Percent of Net Long Exposure (4.50%)
C000201707 | Asset Report 4 ColumnInterest Rate Put Options  
Holdings [Line Items]  
Percent of Total Investments 7.30%
Percent of Total Long Exposure 7.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 7.30%
C000201707 | Asset Report 4 ColumnU.S. Equity  
Holdings [Line Items]  
Percent of Total Investments 51.00%
Percent of Total Long Exposure 51.00%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 51.00%
C000201707 | Asset Report 4 ColumnCash  
Holdings [Line Items]  
Percent of Total Investments 114.70%
Percent of Total Long Exposure 60.30%
Percent of Total Short Exposure 54.40%
Percent of Net Long Exposure 5.90%
C000201707 | Asset Report 4 ColumnFixed Income  
Holdings [Line Items]  
Percent of Total Investments 68.40%
Percent of Total Long Exposure 65.30%
Percent of Total Short Exposure 3.20%
Percent of Net Long Exposure 62.10%
C000169918 | Asset Report 4 ColumnFixed Income Put Options  
Holdings [Line Items]  
Percent of Total Investments 13.40%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.40%
Percent of Net Long Exposure (13.40%)
C000169918 | Asset Report 4 ColumnFixed Income Call Options  
Holdings [Line Items]  
Percent of Total Investments 13.70%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.70%
Percent of Net Long Exposure (13.70%)
C000169918 | Asset Report 4 ColumnDeveloped Markets Equity Volatility  
Holdings [Line Items]  
Percent of Total Investments 0.10%
Percent of Total Long Exposure 0.10%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.10%
C000169918 | Asset Report 4 ColumnInterest Rate Call Options  
Holdings [Line Items]  
Percent of Total Investments 7.30%
Percent of Total Long Exposure 7.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 7.30%
C000169918 | Asset Report 4 ColumnShort-Term Investments  
Holdings [Line Items]  
Percent of Total Investments 53.60%
Percent of Total Long Exposure 53.60%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 53.60%
C000169918 | Asset Report 4 ColumnDeveloped Markets Equity Call Options  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Percent of Total Long Exposure 13.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 13.90%
C000169918 | Asset Report 4 ColumnDeveloped Markets Ex U.S. Equity  
Holdings [Line Items]  
Percent of Total Investments 0.10%
Percent of Total Long Exposure 0.10%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.10%
C000169918 | Asset Report 4 ColumnDeveloped Markets Equity Put Options  
Holdings [Line Items]  
Percent of Total Investments 350.00%
Percent of Total Long Exposure 149.40%
Percent of Total Short Exposure 200.60%
Percent of Net Long Exposure (51.20%)
C000169918 | Asset Report 4 ColumnDeveloped Markets Currency  
Holdings [Line Items]  
Percent of Total Investments 14.40%
Percent of Total Long Exposure 5.00%
Percent of Total Short Exposure 9.50%
Percent of Net Long Exposure (4.50%)
C000169918 | Asset Report 4 ColumnInterest Rate Put Options  
Holdings [Line Items]  
Percent of Total Investments 7.30%
Percent of Total Long Exposure 7.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 7.30%
C000169918 | Asset Report 4 ColumnU.S. Equity  
Holdings [Line Items]  
Percent of Total Investments 51.00%
Percent of Total Long Exposure 51.00%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 51.00%
C000169918 | Asset Report 4 ColumnCash  
Holdings [Line Items]  
Percent of Total Investments 114.70%
Percent of Total Long Exposure 60.30%
Percent of Total Short Exposure 54.40%
Percent of Net Long Exposure 5.90%
C000169918 | Asset Report 4 ColumnFixed Income  
Holdings [Line Items]  
Percent of Total Investments 68.40%
Percent of Total Long Exposure 65.30%
Percent of Total Short Exposure 3.20%
Percent of Net Long Exposure 62.10%
C000226253 | Asset Report 4 ColumnFixed Income Put Options  
Holdings [Line Items]  
Percent of Total Investments 13.10%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.10%
Percent of Net Long Exposure (13.10%)
C000226253 | Asset Report 4 ColumnFixed Income Call Options  
Holdings [Line Items]  
Percent of Total Investments 13.40%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.40%
Percent of Net Long Exposure (13.40%)
C000226253 | Asset Report 4 ColumnInterest Rate Call Options  
Holdings [Line Items]  
Percent of Total Investments 0.40%
Percent of Total Long Exposure 0.40%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.40%
C000226253 | Asset Report 4 ColumnShort-Term Investments  
Holdings [Line Items]  
Percent of Total Investments 93.90%
Percent of Total Long Exposure 93.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 93.90%
C000226253 | Asset Report 4 ColumnDeveloped Markets Equity Put Options  
Holdings [Line Items]  
Percent of Total Investments 491.80%
Percent of Total Long Exposure 219.40%
Percent of Total Short Exposure 272.40%
Percent of Net Long Exposure (53.10%)
C000226253 | Asset Report 4 ColumnInterest Rate Put Options  
Holdings [Line Items]  
Percent of Total Investments 0.40%
Percent of Total Long Exposure 0.40%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.40%
C000226253 | Asset Report 4 ColumnU.S. Equity  
Holdings [Line Items]  
Percent of Total Investments 1.00%
Percent of Total Long Exposure 1.00%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.00%
C000226253 | Asset Report 4 ColumnCash  
Holdings [Line Items]  
Percent of Total Investments 38.50%
Percent of Total Long Exposure 22.20%
Percent of Total Short Exposure 16.30%
Percent of Net Long Exposure 6.00%
C000226253 | Asset Report 4 ColumnFixed Income  
Holdings [Line Items]  
Percent of Total Investments 44.00%
Percent of Total Long Exposure 44.00%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 44.00%
C000226252 | Asset Report 4 ColumnFixed Income Put Options  
Holdings [Line Items]  
Percent of Total Investments 13.10%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.10%
Percent of Net Long Exposure (13.10%)
C000226252 | Asset Report 4 ColumnFixed Income Call Options  
Holdings [Line Items]  
Percent of Total Investments 13.40%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 13.40%
Percent of Net Long Exposure (13.40%)
C000226252 | Asset Report 4 ColumnInterest Rate Call Options  
Holdings [Line Items]  
Percent of Total Investments 0.40%
Percent of Total Long Exposure 0.40%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.40%
C000226252 | Asset Report 4 ColumnShort-Term Investments  
Holdings [Line Items]  
Percent of Total Investments 93.90%
Percent of Total Long Exposure 93.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 93.90%
C000226252 | Asset Report 4 ColumnDeveloped Markets Equity Put Options  
Holdings [Line Items]  
Percent of Total Investments 491.80%
Percent of Total Long Exposure 219.40%
Percent of Total Short Exposure 272.40%
Percent of Net Long Exposure (53.10%)
C000226252 | Asset Report 4 ColumnInterest Rate Put Options  
Holdings [Line Items]  
Percent of Total Investments 0.40%
Percent of Total Long Exposure 0.40%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.40%
C000226252 | Asset Report 4 ColumnU.S. Equity  
Holdings [Line Items]  
Percent of Total Investments 1.00%
Percent of Total Long Exposure 1.00%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.00%
C000226252 | Asset Report 4 ColumnCash  
Holdings [Line Items]  
Percent of Total Investments 38.50%
Percent of Total Long Exposure 22.20%
Percent of Total Short Exposure 16.30%
Percent of Net Long Exposure 6.00%
C000226252 | Asset Report 4 ColumnFixed Income  
Holdings [Line Items]  
Percent of Total Investments 44.00%
Percent of Total Long Exposure 44.00%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 44.00%
C000201713 | Asset Report 4 ColumnTrend-Based Rotation Tilt  
Holdings [Line Items]  
Percent of Total Investments 1.90%
Percent of Total Long Exposure 1.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.90%
C000201713 | Asset Report 4 ColumnLong Spot Uranium  
Holdings [Line Items]  
Percent of Total Investments 0.80%
Percent of Total Long Exposure 0.80%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.80%
C000201713 | Asset Report 4 ColumnLong Mexico Equities  
Holdings [Line Items]  
Percent of Total Investments 1.30%
Percent of Total Long Exposure 1.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.30%
C000201713 | Asset Report 4 ColumnLong South Africa Equities  
Holdings [Line Items]  
Percent of Total Investments 1.40%
Percent of Total Long Exposure 1.40%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.40%
C000201713 | Asset Report 4 ColumnLong U.S. Healthcare Equities  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Percent of Total Long Exposure 4.20%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 4.20%
C000201713 | Asset Report 4 ColumnEnsemble Timing System Tilt (S&P 500)  
Holdings [Line Items]  
Percent of Total Investments 0.50%
Percent of Total Long Exposure 0.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.50%
C000201713 | Asset Report 4 ColumnLong European Healthcare Equities  
Holdings [Line Items]  
Percent of Total Investments 2.50%
Percent of Total Long Exposure 2.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 2.50%
C000201713 | Asset Report 4 ColumnLong Indian Equities  
Holdings [Line Items]  
Percent of Total Investments 1.80%
Percent of Total Long Exposure 1.80%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.80%
C000201713 | Asset Report 4 ColumnU.S. Healthcare Equities Options  
Holdings [Line Items]  
Percent of Total Investments 1.50%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 1.50%
Percent of Net Long Exposure (1.50%)
C000201713 | Asset Report 4 ColumnLong German Midcap Equities  
Holdings [Line Items]  
Percent of Total Investments 0.90%
Percent of Total Long Exposure 0.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.90%
C000201713 | Asset Report 4 ColumnReceive Brazilian Rates  
Holdings [Line Items]  
Percent of Total Investments 2.10%
Percent of Total Long Exposure 2.10%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 2.10%
C000201713 | Asset Report 4 ColumnEURGBP Options  
Holdings [Line Items]  
Percent of Total Investments 0.50%
Percent of Total Long Exposure 0.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.50%
C000201713 | Asset Report 4 ColumnN.A. Tech Software Equity Options  
Holdings [Line Items]  
Percent of Total Investments 0.30%
Percent of Total Long Exposure 0.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.30%
C000201713 | Asset Report 4 ColumnInvestment Grade Fixed Income  
Holdings [Line Items]  
Percent of Total Investments 48.70%
Percent of Total Long Exposure 48.70%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 48.70%
C000196984 | Asset Report 4 ColumnTrend-Based Rotation Tilt  
Holdings [Line Items]  
Percent of Total Investments 1.90%
Percent of Total Long Exposure 1.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.90%
C000196984 | Asset Report 4 ColumnLong Spot Uranium  
Holdings [Line Items]  
Percent of Total Investments 0.80%
Percent of Total Long Exposure 0.80%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.80%
C000196984 | Asset Report 4 ColumnLong Mexico Equities  
Holdings [Line Items]  
Percent of Total Investments 1.30%
Percent of Total Long Exposure 1.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.30%
C000196984 | Asset Report 4 ColumnLong South Africa Equities  
Holdings [Line Items]  
Percent of Total Investments 1.40%
Percent of Total Long Exposure 1.40%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.40%
C000196984 | Asset Report 4 ColumnLong U.S. Healthcare Equities  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Percent of Total Long Exposure 4.20%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 4.20%
C000196984 | Asset Report 4 ColumnEnsemble Timing System Tilt (S&P 500)  
Holdings [Line Items]  
Percent of Total Investments 0.50%
Percent of Total Long Exposure 0.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.50%
C000196984 | Asset Report 4 ColumnLong European Healthcare Equities  
Holdings [Line Items]  
Percent of Total Investments 2.50%
Percent of Total Long Exposure 2.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 2.50%
C000196984 | Asset Report 4 ColumnLong Indian Equities  
Holdings [Line Items]  
Percent of Total Investments 1.80%
Percent of Total Long Exposure 1.80%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.80%
C000196984 | Asset Report 4 ColumnU.S. Healthcare Equities Options  
Holdings [Line Items]  
Percent of Total Investments 1.50%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 1.50%
Percent of Net Long Exposure (1.50%)
C000196984 | Asset Report 4 ColumnLong German Midcap Equities  
Holdings [Line Items]  
Percent of Total Investments 0.90%
Percent of Total Long Exposure 0.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.90%
C000196984 | Asset Report 4 ColumnReceive Brazilian Rates  
Holdings [Line Items]  
Percent of Total Investments 2.10%
Percent of Total Long Exposure 2.10%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 2.10%
C000196984 | Asset Report 4 ColumnEURGBP Options  
Holdings [Line Items]  
Percent of Total Investments 0.50%
Percent of Total Long Exposure 0.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.50%
C000196984 | Asset Report 4 ColumnN.A. Tech Software Equity Options  
Holdings [Line Items]  
Percent of Total Investments 0.30%
Percent of Total Long Exposure 0.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.30%
C000196984 | Asset Report 4 ColumnInvestment Grade Fixed Income  
Holdings [Line Items]  
Percent of Total Investments 48.70%
Percent of Total Long Exposure 48.70%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 48.70%
C000144475 | Asset Report 4 ColumnTrend-Based Rotation Tilt  
Holdings [Line Items]  
Percent of Total Investments 1.90%
Percent of Total Long Exposure 1.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.90%
C000144475 | Asset Report 4 ColumnLong Spot Uranium  
Holdings [Line Items]  
Percent of Total Investments 0.80%
Percent of Total Long Exposure 0.80%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.80%
C000144475 | Asset Report 4 ColumnLong Mexico Equities  
Holdings [Line Items]  
Percent of Total Investments 1.30%
Percent of Total Long Exposure 1.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.30%
C000144475 | Asset Report 4 ColumnLong South Africa Equities  
Holdings [Line Items]  
Percent of Total Investments 1.40%
Percent of Total Long Exposure 1.40%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.40%
C000144475 | Asset Report 4 ColumnLong U.S. Healthcare Equities  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Percent of Total Long Exposure 4.20%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 4.20%
C000144475 | Asset Report 4 ColumnEnsemble Timing System Tilt (S&P 500)  
Holdings [Line Items]  
Percent of Total Investments 0.50%
Percent of Total Long Exposure 0.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.50%
C000144475 | Asset Report 4 ColumnLong European Healthcare Equities  
Holdings [Line Items]  
Percent of Total Investments 2.50%
Percent of Total Long Exposure 2.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 2.50%
C000144475 | Asset Report 4 ColumnLong Indian Equities  
Holdings [Line Items]  
Percent of Total Investments 1.80%
Percent of Total Long Exposure 1.80%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 1.80%
C000144475 | Asset Report 4 ColumnU.S. Healthcare Equities Options  
Holdings [Line Items]  
Percent of Total Investments 1.50%
Percent of Total Long Exposure 0.00%
Percent of Total Short Exposure 1.50%
Percent of Net Long Exposure (1.50%)
C000144475 | Asset Report 4 ColumnLong German Midcap Equities  
Holdings [Line Items]  
Percent of Total Investments 0.90%
Percent of Total Long Exposure 0.90%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.90%
C000144475 | Asset Report 4 ColumnReceive Brazilian Rates  
Holdings [Line Items]  
Percent of Total Investments 2.10%
Percent of Total Long Exposure 2.10%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 2.10%
C000144475 | Asset Report 4 ColumnEURGBP Options  
Holdings [Line Items]  
Percent of Total Investments 0.50%
Percent of Total Long Exposure 0.50%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.50%
C000144475 | Asset Report 4 ColumnN.A. Tech Software Equity Options  
Holdings [Line Items]  
Percent of Total Investments 0.30%
Percent of Total Long Exposure 0.30%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 0.30%
C000144475 | Asset Report 4 ColumnInvestment Grade Fixed Income  
Holdings [Line Items]  
Percent of Total Investments 48.70%
Percent of Total Long Exposure 48.70%
Percent of Total Short Exposure 0.00%
Percent of Net Long Exposure 48.70%