| Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] |
|
Column
A
|
|
Column
B
|
|
|
Column
C
|
|
|
Column
D
|
|
|
Column
E
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Description
|
|
Ending
Balance at
December
31, 2011
|
|
|
Charged
to
Costs
and Other
Expenses
|
|
|
|
|
|
Deductions
|
|
|
Ending
Balance at
December
31, 2012
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Allowance
for sales returns
|
|
$
|
(3,124,000
|
)
|
|
$
|
(48,548,000
|
)
|
|
$
|
--
|
|
|
$
|
49,591,000
|
|
|
$
|
(2,081,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Allowance
for doubtful accounts
|
|
$
|
(767,000
|
)
|
|
$
|
(358,000
|
)
|
|
$
|
--
|
|
|
$
|
1,003,000
|
|
|
$
|
(122,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Inventory
reserves
|
|
$
|
(3,277,000
|
)
|
|
$
|
564,000
|
|
|
$
|
--
|
|
|
$
|
1,572,000
|
|
|
$
|
(1,141,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Deferred
tax valuation allowance
|
|
$
|
(51,843,000
|
)
|
|
$
|
(8,340,000
|
)
|
|
$
|
--
|
|
|
$
|
--
|
|
|
$
|
(60,183,000
|
)
|
|
Column
A
|
|
Column
B
|
|
|
Column
C
|
|
|
Column
D
|
|
|
Column
E
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Description
|
|
Ending
Balance at
December
31, 2010
|
|
|
Charged
to
Costs
and Other
Expenses
|
|
|
|
|
|
Deductions
|
|
|
Ending
Balance at
December
31, 2011
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Allowance
for sales returns
|
|
$
|
(3,142,000
|
)
|
|
$
|
(56,372,000
|
)
|
|
$
|
--
|
|
|
$
|
56,390,000
|
|
|
$
|
(3,124,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Allowance
for doubtful accounts
|
|
$
|
(73,000
|
)
|
|
$
|
(1,103,000
|
)
|
|
$
|
--
|
|
|
$
|
409,000
|
|
|
$
|
(767,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Inventory
reserves
|
|
$
|
(1,093,000
|
)
|
|
$
|
(3,121,000
|
)
|
|
$
|
--
|
|
|
$
|
937,000
|
|
|
$
|
(3,277,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Deferred
tax valuation allowance
|
|
$
|
(47,717,000
|
)
|
|
$
|
(4,126,000
|
)
|
|
$
|
--
|
|
|
$
|
--
|
|
|
$
|
(51,843,000
|
)
|
|
Column
A
|
|
Column
B
|
|
|
Column
C
|
|
|
Column
D
|
|
|
Column
E
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Description
|
|
Ending
Balance at
December
31, 2009
|
|
|
Charged
to
Costs
and Other
Expenses
|
|
|
|
|
|
Deductions
|
|
|
Ending
Balance at
December
31, 2010
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Allowance
for sales returns
|
|
$
|
(2,627,000
|
)
|
|
$
|
(55,570,000
|
)
|
|
$
|
--
|
|
|
$
|
55,055,000
|
|
|
$
|
(3,142,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Allowance
for doubtful accounts
|
|
$
|
(91,000
|
)
|
|
$
|
(324,000
|
)
|
|
$
|
--
|
|
|
$
|
342,000
|
|
|
$
|
(73,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Inventory
reserves
|
|
$
|
(1,286,000
|
)
|
|
$
|
(359,000
|
)
|
|
$
|
--
|
|
|
$
|
552,000
|
|
|
$
|
(1,093,000
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Deferred
tax valuation allowance
|
|
$
|
(47,388,000
|
)
|
|
$
|
(3,322,000
|
)
|
|
$
|
2,993,000
|
|
|
$
|
--
|
|
|
$
|
(47,717,000
|
)
|
|