|
Significant Customers - Schedule of Percentage of Net Sales and Net Accounts Receivable Due from Customers (Detail) (Customer Concentration Risk [Member])
|
3 Months Ended | 9 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
|
Mar. 31, 2015
|
Mar. 31, 2014
|
Mar. 31, 2015
|
Mar. 31, 2014
|
Jun. 30, 2014
|
|
|
Sales Revenue, Net [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 100.00% | 100.00% | 100.00% | 100.00% | |
|
Sales Revenue, Net [Member] | BMW [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 15.00% | 16.00% | 15.00% | 16.00% | |
|
Sales Revenue, Net [Member] | Fiat Chrysler Automobiles [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 16.00% | 13.00% | 14.00% | 13.00% | |
|
Sales Revenue, Net [Member] | Audi/Volkswagen [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 12.00% | 13.00% | 11.00% | 12.00% | |
|
Sales Revenue, Net [Member] | Other Customers [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 57.00% | 58.00% | 60.00% | 59.00% | |
|
Accounts Receivable [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 100.00% | 100.00% | |||
|
Accounts Receivable [Member] | BMW [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 12.00% | 11.00% | |||
|
Accounts Receivable [Member] | Fiat Chrysler Automobiles [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 16.00% | 13.00% | |||
|
Accounts Receivable [Member] | Audi/Volkswagen [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 8.00% | 7.00% | |||
|
Accounts Receivable [Member] | Other Customers [Member]
|
|||||
| Concentration Risk [Line Items] | |||||
| Concentration risk percentage | 64.00% | 69.00% | |||