Acquisition (Assets And Liabilities Recognized As A Result Of The Acquisition) (Details) (USD $) In Thousands, unless otherwise specified	Apr. 07, 2013
Business Acquisition [Line Items]
Assets recognized	$ 2,200
Net identifiable assets acquired	8,987
Less: Non-controlling interest	(5,214)
Add: Goodwill	8,221
Net assets acquired	11,994
Accounts Receivable [Member]
Business Acquisition [Line Items]
Assets recognized	638
Deferred Tax Assets Current [Member]
Business Acquisition [Line Items]
Assets recognized	201
Prepaid Expenses [Member]
Business Acquisition [Line Items]
Assets recognized	222
Inventory [Member]
Business Acquisition [Line Items]
Assets recognized	155
Other Current Assets [Member]
Business Acquisition [Line Items]
Assets recognized	3
Property And Equipment [Member]
Business Acquisition [Line Items]
Assets recognized	17,922
Licenses [Member]
Business Acquisition [Line Items]
Assets recognized	2,533
Trademark [Member]
Business Acquisition [Line Items]
Assets recognized	1,924
Deferred Tax Assets, Noncurrent [Member]
Business Acquisition [Line Items]
Assets recognized	1,034
Other Long-Term Assets [Member]
Business Acquisition [Line Items]
Assets recognized	448
Current Portion Of Long-Term Debt [Member]
Business Acquisition [Line Items]
Liabilities recognized	(4,033)
Accounts Payable And Accrued Liabilities [Member]
Business Acquisition [Line Items]
Liabilities recognized	(2,236)
Contingent Liability [Member]
Business Acquisition [Line Items]
Liabilities recognized	(5,500)
Accrued Payroll [Member]
Business Acquisition [Line Items]
Liabilities recognized	(1,272)
Taxes Payable [Member]
Business Acquisition [Line Items]
Liabilities recognized	(2,073)
Long-Term Debt, Less Current Portion [Member]
Business Acquisition [Line Items]
Liabilities recognized	(1,921)
Deferred Income Taxes, Noncurrent [Member]
Business Acquisition [Line Items]
Liabilities recognized	$ (1,258)