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Subsequent events | 12 Months Ended
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Dec. 31, 2012
Subsequent events | 16. Subsequent events The Company evaluated all events and transactions after December 31, 2012 through the date these financial statements were issued and there were no material subsequent events.

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- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration