Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012
Contingent Consideration at Fair Value [Abstract]
Liability balance, beginning	$ 243	$ 241	$ 239
Accretion Of Present Value Discount	2	2	2
Revaluation of estimated liability	(245)
Liability balance, ending	$ 0	$ 243	$ 241

Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.

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+ Details