Income Taxes (Deferred Tax Assets And Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Deferred tax (liabilities) - current	$ (157)us-gaap_DeferredTaxLiabilitiesCurrent	$ (163)us-gaap_DeferredTaxLiabilitiesCurrent
Net deferred tax (liabilities) - non-current	(3,419)	(3,908)
Net deferred tax assets (liabilities) - non-current	3,476us-gaap_DeferredTaxAssetsNetNoncurrent	3,634us-gaap_DeferredTaxAssetsNetNoncurrent
Net deferred tax assets (liabilities)	205us-gaap_DeferredTaxAssetsLiabilitiesNet	(206)us-gaap_DeferredTaxAssetsLiabilitiesNet
U.S. Federal And State [Member]
Valuation allowance	(179)	(167)
Deferred tax (liabilities) - current	(152)	(65)
Deferred tax assets - non-current	5,916	5,330
Valuation allowance - noncurrent	(5,764)	(5,265)
Net deferred tax assets (liabilities) - non-current	152	65
Net deferred tax assets (liabilities)	0	0
U.S. Federal And State [Member] \| Accrued Liabilities And Other [Member]
Deferred tax assets - current	184	169
Deferred tax assets - non-current	409	675
U.S. Federal And State [Member] \| Prepaid Expenses [Member]
Deferred tax (liabilities) - current	(157)	(67)
U.S. Federal And State [Member] \| Amortization Of Goodwill For Tax [Member]
Deferred tax assets - non-current	421	473
U.S. Federal And State [Member] \| Amortization Of Startup Costs [Member]
Deferred tax assets - non-current	275	317
U.S. Federal And State [Member] \| Property And Equipment [Member]
Deferred tax assets - non-current	1,059	971
U.S. Federal And State [Member] \| NOL Carryforward [Member]
Deferred tax assets - non-current	3,752	2,894
Foreign [Member]
Deferred tax assets - current	300	133
Valuation allowance - noncurrent	(5,129)	(1,400)
Net deferred tax (liabilities) - non-current	(95)	(339)
Net deferred tax assets (liabilities)	205	(206)
Foreign [Member] \| Accrued Liabilities And Other [Member]
Deferred tax assets - non-current	1,329	453
Foreign [Member] \| Property And Equipment [Member]
Deferred tax assets - non-current	1,521	1,771
Deferred tax (liabilities) - non-current	(2,204)	(2,477)
Foreign [Member] \| NOL Carryforward [Member]
Deferred tax assets - current	0	0
Deferred tax assets - non-current	4,583	2,483
Foreign [Member] \| Contingent Liability [Member]
Deferred tax (liabilities) - non-current	(985)	(1,208)
Foreign [Member] \| Other [Member]
Deferred tax assets - current	300	229
Deferred tax (liabilities) - current	0	(96)
Deferred tax (liabilities) - non-current	(230)	(223)
Foreign [Member] \| Tax Credits [Member]
Deferred tax assets - non-current	199	262
Foreign [Member] \| Exchange Rate Gain Or (Loss) [Member]
Deferred tax assets - non-current	$ 821	$ 0

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

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Amount after allocation of valuation allowances of noncurrent deferred tax asset attributable to deductible temporary differences and carryforwards. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).

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Amount of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

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Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed within one year or operating cycle, if longer.

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Gross amount of noncurrent deferred tax liabilities, which result from applying the applicable tax rate to taxable temporary differences pertaining to each jurisdiction to which the entity is obligated to pay income tax.

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