Goodwill (Details) (USD $) In Thousands, unless otherwise specified			9 Months Ended		9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Mobile Development Company	Mar. 10, 2014 Mobile Development Company	Sep. 30, 2014 Two Bright Lights, Inc	Mar. 26, 2014 Two Bright Lights, Inc
Goodwill [Roll Forward]
Balance at December 31, 2013	$ 42,436	$ 38,500		$ 500		$ 3,436
Acquisition			500		3,436
Balance at September 30, 2014	$ 42,436	$ 38,500		$ 500		$ 3,436