Summary of Significant Accounting Policies - Additional Information (Detail) |
Mar. 31, 2016 |
---|---|
Summary Of Significant Accounting Policies [Line Items] | |
Maximum Ownership Percent Consider Under Cost Method Investments | 20.00% |
Minimum [Member] | |
Summary Of Significant Accounting Policies [Line Items] | |
Equity Method Investment, Ownership Percentage | 20.00% |