|
Accounts Receivable (Detail) (USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2012
|
Mar. 31, 2012
|
|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Billed | $ 590 | $ 709 |
| Unbilled | 537 | 589 |
| Less: allowance for doubtful accounts | (108) | (108) |
| Net Accounts receivable | $ 1,019 | $ 1,190 |