Fair Value Measurements (Schedule of Change in Contingent Consideration) (Details) (USD $) In Thousands, unless otherwise specified					2 Months Ended
	Sep. 30, 2014		Dec. 31, 2013		Sep. 30, 2014 Treehouse
Contingent Consideration [Roll Forward]
Balance, at acquisition	$ 1,009	[1]	$ 0	[1]	$ 1,259
Less: payment of contingent consideration during the period					(250)
Balance, end of period	$ 1,009	[1]	$ 0	[1]	$ 1,009

[1] Long-term contingent consideration represents the fair value of the potential earn-out payments related to the acquisition of Treehouse based on the terms of the asset purchase agreement.