Goodwill (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 30, 2013
Change in goodwill
Balance at the beginning of the period	$ 5,782
Foreign currency translation	134
Balance at the end of the period	$ 5,916

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details