v3.25.2
Shareholder Report, Holdings (Details)
Jun. 30, 2025
C000191032 | Government of Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000191032 | Republic of Czech  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
C000191032 | United Kingdom Gilt  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000191032 | People's Republic of China  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000191032 | Republic of France  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000191032 | Republic of Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000191032 | Italy Buoni Poliennali Del Tesoro  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000191032 | Government of Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000191032 | Kingdom of Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000191032 | U.S. Treasury Notes  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000191032 | Other Holdings Grouping  
Holdings [Line Items]  
Percent of Net Asset Value 43.20%
C000191032 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
C000191032 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000191032 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000191032 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000191032 | France  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000191032 | Czech Republic  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000191032 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000191032 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000191032 | China  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000191033 | Government of Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000191033 | Republic of Czech  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
C000191033 | United Kingdom Gilt  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000191033 | People's Republic of China  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000191033 | Republic of France  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000191033 | Republic of Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000191033 | Italy Buoni Poliennali Del Tesoro  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000191033 | Government of Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000191033 | Kingdom of Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000191033 | U.S. Treasury Notes  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000191033 | Other Holdings Grouping  
Holdings [Line Items]  
Percent of Net Asset Value 43.20%
C000191033 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
C000191033 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000191033 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000191033 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000191033 | France  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000191033 | Czech Republic  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000191033 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000191033 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000191033 | China  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000191034 | Government of Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000191034 | Republic of Czech  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
C000191034 | United Kingdom Gilt  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000191034 | People's Republic of China  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000191034 | Republic of France  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000191034 | Republic of Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000191034 | Italy Buoni Poliennali Del Tesoro  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000191034 | Government of Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000191034 | Kingdom of Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000191034 | U.S. Treasury Notes  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000191034 | Other Holdings Grouping  
Holdings [Line Items]  
Percent of Net Asset Value 43.20%
C000191034 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
C000191034 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000191034 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000191034 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000191034 | France  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000191034 | Czech Republic  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000191034 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000191034 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000191034 | China  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000218089 | Government of Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000218089 | Republic of Czech  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
C000218089 | United Kingdom Gilt  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000218089 | People's Republic of China  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000218089 | Republic of France  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000218089 | Republic of Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000218089 | Italy Buoni Poliennali Del Tesoro  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000218089 | Government of Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000218089 | Kingdom of Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000218089 | U.S. Treasury Notes  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000218089 | Other Holdings Grouping  
Holdings [Line Items]  
Percent of Net Asset Value 43.20%
C000218089 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
C000218089 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000218089 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000218089 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000218089 | France  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000218089 | Czech Republic  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000218089 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000218089 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000218089 | China  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%