| In millions, except per share items | Mar-31-14 | Mar-31-13 | Mar-31-12 | Mar-31-11 | Mar-31-10 |
| | 10-K | 10-K | 10-K | 10-K | S-1/A |
| ASSETS | | | | | |
| CURRENT ASSETS: | | | | | |
| Cash | 17.3 | 4.9 | 0.6 | | |
| Accounts receivable | 18.3 | 18.8 | 11.9 | | |
| Inventory | 18.5 | 15.1 | 10.2 | | |
| Deferred tax assets | 3.3 | 3.1 | 2.0 | | |
| Income tax receivable | | 0.6 | 0.2 | | |
| Prepaid expenses and other current assets | 4.3 | 5.1 | 1.3 | | |
| Total current assets | 123.7 | 47.6 | 26.0 | | |
| Restricted cash | 0.3 | | | | |
| Property and equipment, net | 6.6 | 6.1 | 4.3 | | |
| Goodwill | 30.8 | 30.8 | 30.8 | | |
| Intangible assets, net | 1.1 | 1.1 | 1.2 | | |
| Deferred tax assets, long-term | 3.0 | 3.7 | 4.7 | | |
| Other non-current assets | 0.1 | 0.2 | 0.1 | | |
| Total assets | 103.6 | 89.5 | 72.4 | | |
| |
| LIABILITIES AND STOCKHOLDERS' EQUITY | | | | | |
| CURRENT LIABILITIES: | | | | | |
| Accounts payable | 7.1 | 4.3 | 0.9 | | |
| Accrued liabilities | 10.7 | 12.2 | 7.5 | | |
| Total current liabilities | 17.8 | 16.5 | 9.6 | | |
| Other non-current liabilities | 0.9 | 0.9 | 0.9 | | |
| Total liabilities | 18.7 | 24.5 | 25.5 | | |
| |
| Commitments and contingencies (Note 6) | | | | | |
| STOCKHOLDERS' EQUITY | | | | | |
| Common stock | 0.0 | 0.0 | 0.0 | | |
| Additional paid-in capital | 97.7 | 93.2 | 4.4 | | |
| Accumulated deficit | -12.8 | -28.1 | -38.8 | | |
| Total stockholders’ equity | 84.9 | 65.1 | -34.4 | | |
| Total liabilities and stockholders’ equity | 103.6 | 89.5 | 72.4 | | |