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Agreements with Shareholders and Related Party Transactions - Additional Information (Detail) (USD $) | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended
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Jul. 31, 2011 | Mar. 30, 2013 | Mar. 31, 2012 | Mar. 30, 2013 Director | Mar. 31, 2012 Director | Apr. 02, 2011 Director | Jul. 31, 2011 Preferred Stock | Mar. 31, 2012 Preferred Stock | Jul. 31, 2011 Common Stock | Mar. 31, 2012 Common Stock
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Issuance of shares in exchange for note, value | $ 101,700,000 |  | $ 101,650,000 |  |  |  |  |  |  |
Issuance of shares in exchange for note, shares |  |  |  |  |  |  | 475,796 | 475,796 | 6,579,656 | 6,579,656
Issuance of ordinary shares in exchange for note, shares |  |  |  |  |  |  |  |  | 6,579,662 |
Estimated cost of business travel charged to selling, general and administrative services during period |  | 300,000 |  |  |  |  |  |  |  |
Agreements between the Company and Far East Holdings Limited expiry date |  |  | Mar. 31, 2041 |  |  |  |  |  |  |
Future royalty receivable year |  |  | 2014 |  |  |  |  |  |  |
Amounts charged to the Licensees |  | 300,000 |  |  |  |  |  |  |  |
Inventory purchased from manufacturer owned by one of its directors |  |  |  | $ 5,700,000 | $ 2,700,000 | $ 2,600,000 |  |  |  |

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- Definition Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(e)) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
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- Definition Amount of transactions with related party during the financial reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 57 -Paragraph 2 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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