Segment, Geographic Location and Customer Information - Additional Information (Detail)	3 Months Ended
	Jun. 30, 2015 Segment Customer	Jun. 30, 2014 Customer
Revenues From External Customers And Long Lived Assets [Line Items]
Number of reportable segments | Segment	1
Net Sales
Revenues From External Customers And Long Lived Assets [Line Items]
Customers accounted for more than ten percent of accounts receivables	3	2
Net Sales | Customer 1
Revenues From External Customers And Long Lived Assets [Line Items]
Percentage of net sales made to customers	25.00%	29.00%
Net Sales | Customer 2
Revenues From External Customers And Long Lived Assets [Line Items]
Percentage of net sales made to customers	16.00%	17.00%
Net Sales | Customer 3
Revenues From External Customers And Long Lived Assets [Line Items]
Percentage of net sales made to customers	15.00%
Net Accounts Receivable
Revenues From External Customers And Long Lived Assets [Line Items]
Customers accounted for more than ten percent of accounts receivables	3	2
Net Accounts Receivable | Customer 1
Revenues From External Customers And Long Lived Assets [Line Items]
Percentage of net sales made to customers	27.00%	26.00%
Net Accounts Receivable | Customer 2
Revenues From External Customers And Long Lived Assets [Line Items]
Percentage of net sales made to customers	22.00%	15.00%
Net Accounts Receivable | Customer 3
Revenues From External Customers And Long Lived Assets [Line Items]
Percentage of net sales made to customers	19.00%