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Bank Borrowings - Additional Information (Detail) (USD $) | 1 Months Ended | 6 Months Ended | 12 Months Ended |  | 1 Months Ended | 12 Months Ended |  | 1 Months Ended |  |  | 1 Months Ended
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Dec. 31, 2012 | Mar. 31, 2012 | Jun. 27, 2011 | Dec. 31, 2012 | Jun. 30, 2013 | Jun. 30, 2012 | Jun. 27, 2011 Comerica Credit Facility | Jun. 30, 2013 Comerica Credit Facility | Jun. 27, 2011 Revolving Line Of Credit Comerica Credit Facility | Dec. 28, 2012 Term Loan | Jun. 30, 2013 Term Loan | Jun. 30, 2012 Term Loan | Jun. 27, 2011 Term Loan Comerica Credit Facility | Jun. 27, 2011 Minimum Comerica Credit Facility | Jun. 27, 2011 Before Amendment Comerica Bank Loan And Security Agreement Comerica Credit Facility | Jun. 27, 2011 After Amendment Comerica Bank Loan And Security Agreement Comerica Credit Facility
Debt [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under line of credit |  |  |  |  |  |  |  |  |  | $ 1,500,000 |  |  |  |  |  |  |
Percentage of qualified receivables |  |  |  |  |  |  |  | 80.00% |  |  |  |  |  |  |  |  |
Revolving line of credit, maturity date |  |  |  |  |  |  |  | Jun. 27, 2012 |  |  |  |  |  |  |  |  |
Revolving line of credit, interest rate |  |  |  |  |  |  |  | 0.75% | 1.00% |  |  |  |  |  |  |  |
Facility available to pay off existing obligation |  |  |  |  |  |  |  |  | 5,000,000 |  |  |  |  |  |  |  |
Frequency of payment of principal and interest |  |  | 36 months |  |  |  |  |  |  |  | 36 months |  |  |  |  |  |
Maturity Date |  | Jun. 29, 2012 |  |  | Jul. 31, 2013 |  |  |  |  |  | Jun. 28, 2016 |  |  | Jun. 15, 2014 |  |  |
Minimum cash balance |  |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |
Liquidity to debt ratio |  |  |  |  |  |  |  |  | 1.50 |  |  |  |  |  |  |  |
Term of the borrowing arrangement |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 months |  |
Extended maturity date |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Jun. 30, 2012 | Jul. 31, 2013
Bank borrowings, net of current portion |  |  |  |  | 2,000,000 | 1,667,000 | [1] |  |  |  | 3,000,000 |  |  |  |  |  |
Line of credit facility, Amount outstanding |  |  |  |  |  |  |  |  |  |  |  | 4,700,000 | 3,300,000 |  |  |  |
Interest rate |  |  |  |  |  |  |  |  |  |  |  | 4.25% | 4.25% |  |  |  |
Term loan, Periodic Payment, Principal |  |  |  |  |  |  |  |  |  |  | 83,333.33 |  |  |  |  |  |
Repayment of term loan principal amount, beginning period |  |  |  |  |  |  |  |  |  |  | Jul. 01, 2013 |  |  |  |  |  |
Partial repayment on related party notes | $ 3,000,000 |  |  | $ 3,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | As adjusted, see Note 1

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