|iShares Conservative Allocation|
|The investment seeks to track the investment results of an index composed of a portfolio of underlying equity and fixed income funds intended to represent a conservative target risk allocation strategy.
The fund is a fund of funds. It generally invests at least 90% of its assets in securities of the underlying index. The underlying funds invest primarily in distinct asset classes, such as large-, or mid-capitalization U.S. equity, emerging market securities, the aggregate bond market or the U.S. treasury bond market; each such asset class has its own risk profile.|
| ||AOK||Category Avg|
|Annual Report Expense Ratio (net)||0.11%||N/A|
|Annual Holdings Turnover||8.00%||N/A|
|Total Net Assets||NaN||N/A|