Income Taxes (Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Valuation allowance	$ (5,700)
Net deferred tax assets - current	0	$ 309
Net deferred tax (liabilities) - current	0	(153)
Net deferred tax assets - non-current	1,705	4,834
Net deferred tax (liabilities) - non-current	0	(3,481)
U.S. Federal And State [Member]
Deferred tax assets - current	5,934	167
Valuation allowance	(5,717)	(163)
Net deferred tax assets - current	217	4
Net deferred tax (liabilities) - current	(217)	(153)
Deferred tax assets - non-current		5,976
Valuation allowance - noncurrent		(5,827)
Net deferred tax assets - non-current		149
Net deferred tax (liabilities) - non-current		0
Current deferred tax asset (liability)	0	(149)
Long-term deferred tax asset (liability)	0	149
U.S. Federal And State [Member] | Prepaid Expenses [Member]
Net deferred tax (liabilities) - current	(217)	(153)
Net deferred tax (liabilities) - non-current		0
U.S. Federal And State [Member] | Amortization Of Goodwill For Tax [Member]
Deferred tax assets - current	316	0
Deferred tax assets - non-current		368
U.S. Federal And State [Member] | Amortization Of Startup Costs [Member]
Deferred tax assets - current	190	0
Deferred tax assets - non-current		232
U.S. Federal And State [Member] | Property And Equipment [Member]
Deferred tax assets - current	593	0
Deferred tax assets - non-current		672
U.S. Federal And State [Member] | NOL Carryforward [Member]
Deferred tax assets - current	4,167	0
Deferred tax assets - non-current		4,260
U.S. Federal And State [Member] | Accrued Liabilities And Other [Member]
Deferred tax assets - current	668	167
Deferred tax assets - non-current		444
Foreign [Member]
Deferred tax assets - current	5,967	305
Valuation allowance	0	0
Net deferred tax assets - current	5,967	305
Net deferred tax (liabilities) - current	(4,262)	0
Deferred tax assets - non-current		6,677
Valuation allowance - noncurrent		(1,990)
Net deferred tax assets - non-current		4,687
Net deferred tax (liabilities) - non-current		(3,483)
Current deferred tax asset (liability)	0	305
Long-term deferred tax asset (liability)	1,705	1,204
Foreign [Member] | Property And Equipment [Member]
Deferred tax assets - current	715	0
Net deferred tax (liabilities) - current	(2,609)	0
Deferred tax assets - non-current		705
Net deferred tax (liabilities) - non-current		(2,722)
Foreign [Member] | NOL Carryforward [Member]
Deferred tax assets - current	2,806	0
Deferred tax assets - non-current		3,375
Foreign [Member] | Tax Credits [Member]
Deferred tax assets - current	0	0
Deferred tax assets - non-current		72
Foreign [Member] | Accrued Liabilities And Other [Member]
Deferred tax assets - current	943	305
Deferred tax assets - non-current		480
Foreign [Member] | Contingent Liability [Member]
Deferred tax assets - current	684	0
Deferred tax assets - non-current		719
Foreign [Member] | Exchange Rate (Loss) [Member]
Deferred tax assets - current	819	0
Net deferred tax (liabilities) - current	(10)	0
Deferred tax assets - non-current		1,326
Net deferred tax (liabilities) - non-current		(363)
Foreign [Member] | Other [Member]
Net deferred tax (liabilities) - current	$ (1,643)	0
Net deferred tax (liabilities) - non-current		$ (398)