Other Operating Income (Expense), Net - Additional Information (Detail) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Jun. 30, 2016 |
|
| Other Operating Income And Expense [Line Items] | ||||
| Insurance settlements receivable | $ 0 | |||
| Other Operating Income (Expense), Net | ||||
| Other Operating Income And Expense [Line Items] | ||||
| Income received from settlement of business interruption insurance claim | $ 900,000 | $ 1,400,000 | $ 2,000,000 | $ 3,400,000 |