| Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|
|
|
December 31,
2013
|
|
|
December 31,
2012
|
|
|
Trade accounts
|
|
$
|
575,375
|
|
|
$
|
490,401
|
|
|
Less: Allowance for bad debts
|
|
|
(2,899
|
)
|
|
|
(108,750
|
)
|
|
Less: Allowance for returns
|
|
|
(4,953
|
)
|
|
|
(15,806
|
)
|
|
|
|
$
|
567,523
|
|
|
$
|
365,845
|
|
|
| Allowance for Credit Losses on Financing Receivables [Table Text Block] |
|
|
|
Balance at
Beginning of
Period
|
|
|
Provisions,
net
|
|
|
Write-Off/
Recovery
|
|
|
Balance at
End of
Period
|
|
|
Year ended December 31, 2013
|
|
$
|
108,750
|
|
|
$
|
92,224
|
|
|
$
|
(198,325
|
)
|
|
$
|
2,899
|
|
|
Year ended December 31, 2012
|
|
$
|
39,000
|
|
|
$
|
485,072
|
|
|
$
|
(415,322
|
)
|
|
$
|
108,750
|
|
|