Basis of Presentation (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013 Entity Subsidiary
Basis of Presentation [Abstract]
Number of wholly owned subsidiaries	2
Number of entities located in the PRC	6
Reclassifications [Abstract]
Accounts receivable reclassified to other current assets	$ 382

Number of entities controlled by the Company through contractual arrangements, as if they are majority owned subsidiaries of the Company.

No definition available.

Name:	yod_NumberOfEntitiesControlledByCompanyThroughContractualArrangements
Namespace Prefix:	yod_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant