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Valuation and Qualifying Accounts and Reserves
 12 Months Ended
Jan. 31, 2012
Valuation and Qualifying Accounts and Reserves [Abstract]  
Valuation and Qualifying Accounts and Reserves [Text Block]
VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
 
 
 
Balance at 
Beginning
of Fiscal Year
 
Additions 
Charged
(Credited) to 
Expenses
 
Net Deductions
(Recoveries)
 
Other (1)
 
Balance at End
of Fiscal Year
Allowance for doubtful accounts:
 
 
 
 
 
 
 
 
 
 
Fiscal Year Ended January 31, 2012
 
$
5,395

 
$
1,055

 
$
(3,568
)
 
$
47

 
$
2,929

Fiscal Year Ended January 31, 2011
 
4,706

 
1,863

 
(1,163
)
 
(11
)
 
5,395

Fiscal Year Ended January 31, 2010
 
5,989

 
845

 
(2,253
)
 
125

 
4,706

Valuation allowance on income tax assets:
 
 
 
 
 
 
 
 
 
 
Fiscal Year Ended January 31, 2012
 
$
105,960

 
$
16,615

 
$
—

 
$
(12,580
)
 
$
109,995

Fiscal Year Ended January 31, 2011
 
128,346

 
4,284

 
—

 
(26,670
)
 
105,960

Fiscal Year Ended January 31, 2010
 
156,831

 
(15,745
)
 
—

 
(12,740
)
 
128,346

Warranties: (2)
 
 
 
 
 
 
 
 
 
 
Fiscal Year Ended January 31, 2012
 
$
1,996

 
$
771

 
$
(389
)
 
$
(363
)
 
$
2,015

Fiscal Year Ended January 31, 2011
 
1,292

 
957

 
(121
)
 
(132
)
 
1,996

Fiscal Year Ended January 31, 2010
 
1,188

 
220

 
(42
)
 
(74
)
 
1,292

(1)
Primarily consists of (i) the allocation of tax from continuing operations to discontinued operations, additional paid-in capital and other comprehensive income, and (ii) translation adjustments.
(2)
Included in “Accounts payable and accrued expenses” in the consolidated balance sheets.