Intangible Assets (Details Textual) $ in Thousands	1 Months Ended			12 Months Ended
	Dec. 31, 2015 m²	Dec. 31, 2014 m²	Dec. 31, 2006 m²	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Intangible Assets (Textual)
Land use right, useful life				50 years
Amortization expenses				$ 120	$ 120
Expected amortization expense year one				120
Expected amortization expense year two				120
Expected amortization expense year three				120
Expected amortization expense year four				120
Expected amortization expense year five				120
Impairment marketing related intangible assets					$ 1,086
Tianjin Wuqing Development Zone [Member]
Intangible Assets (Textual)
Area of land square meters | m²	33,427
Land use right, useful life	50 years
Suzhou Kunshan Jinxi Tower Jinxing Road [Member]
Intangible Assets (Textual)
Area of land square meters | m²		23,333
Land use right, useful life		50 years
Technological Development Zone [Member]
Intangible Assets (Textual)
Area of land square meters | m²			112,442
Land use right, useful life			50 years
Nanjing Jiangning Economic [Member]
Intangible Assets (Textual)
Area of land square meters | m²			112,442
Land use right, useful life			50 years