Condensed Consolidated Statements of Income (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Condensed Consolidated Statements of Income [Abstract]
Net sales	$ 92,557,686	$ 86,032,676
Cost of sales	77,297,468	71,300,517
Gross profit	15,260,218	14,732,159
Operating expenses:
Selling expenses	16,331,821	13,280,183
General and administrative expenses	2,509,702	3,233,410
Total operating loss	18,841,523	16,513,593
Loss from operations	(3,581,305)	(1,781,434)
Non-operating expense:
Interest income	86,441	230,098
Interest expense	(1,080,214)	(1,499,243)
Total non-operating loss	(993,773)	(1,269,145)
Loss before income taxes	(4,575,078)	(3,050,579)
Income taxes	8,095	5,872
Net loss	(4,583,173)	(3,056,451)
Comprehensive income statement:
Net loss	(4,583,173)	(3,056,451)
Foreign currency translation adjustment	547,191	(753,173)
Comprehensive loss	$ (4,035,982)	$ (3,809,624)
Basic loss per share of common stock	$ (3.01)	$ (2.01)
Diluted loss per share	$ (3.01)	$ (2.01)
Weighted average shares used in calculating loss per common stock - basic	1,522,326	1,522,326
Weighted average shares used in calculating loss per common stock - diluted	1,522,326	1,522,326