XML 78 R51.htm IDEA: XBRL DOCUMENT

Intangible Assets, Net - Amortization Expenses (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Total amortization expenses	$ 1,541us-gaap_AmortizationOfIntangibleAssets	$ 893us-gaap_AmortizationOfIntangibleAssets	$ 838us-gaap_AmortizationOfIntangibleAssets
Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortization expenses	86	0	0
Referral relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortization expenses	1,028	521	433
Non competition agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortization expenses	$ 427	$ 372	$ 405