|
Significant Customers - Additional Information (Detail) (Sales Revenue, Net [Member], Customer Concentration Risk [Member])
|
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Mar. 31, 2015
|
Mar. 31, 2014
|
Mar. 31, 2015
|
Mar. 31, 2014
|
|
| Concentration Risk [Line Items] | ||||
| Concentration risk percentage | 100.00% | 100.00% | 100.00% | 100.00% |
|
Minimum [Member]
|
||||
| Concentration Risk [Line Items] | ||||
| Concentration risk percentage | 10.00% | |||