Related Party Transactions and Relationships and Transactions With Certain Other Parties (Details 3) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Dec. 31, 2012
Short-term financing transactions with related parties
Amount due from related parties	$ 295	[1]	$ 40	[1]
Amounts due to related parties			479
Ningbo Xinhe [Member]
Short-term financing transactions with related parties
Amount due from related parties	246
Amounts due to related parties			479
Mr. Tao [Member]
Short-term financing transactions with related parties
Amount due from related parties	$ 49		$ 40

[1] Amounts due from related parties consist of the following.