Selected Balance Sheet Accounts (Details 3) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
Goodwill
Goodwill, beginning of period	$ 13,602	[1]
Goodwill acquired during period	7,346
Goodwill, end of period	$ 20,948

[1] Amounts were derived from audited financial statements