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Schedule V Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2012
Schedule V - Valuation and Qualifying Accts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
SCHEDULE V--VALUATION AND QUALIFYING ACCOUNTS

Unum Group and Subsidiaries

Description
Balance at Beginning of Period
 
Additions Charged to Costs and Expenses
 
Additions Charged to Other Accounts (1)
 
Deductions (2)
 
Balance at End of Period
 
(in millions of dollars)
Year Ended December 31, 2011
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Real estate reserve (deducted from other long-term investments)
$
0.3

 
$
—

 
$
—

 
$
—

 
$
0.3

 
 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts (deducted from accounts and premiums receivable)
$
7.2

 
$
1.3

 
$
—

 
$
2.8

 
$
5.7

 
 
 
 
 
 
 
 
 
 
Year Ended December 31, 2010
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Real estate reserve (deducted from other long-term investments)
$
0.3

 
$
—

 
$
—

 
$
—

 
$
0.3

 
 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts (deducted from accounts and premiums receivable)
$
9.9

 
$
1.1

 
$
—

 
$
3.8

 
$
7.2

 
 
 
 
 
 
 
 
 
 
Year Ended December 31, 2009
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Real estate reserve (deducted from other long-term investments)
$
0.3

 
$
—

 
$
—

 
$
—

 
$
0.3

 
 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts (deducted from accounts and premiums receivable)
$
14.9

 
$
4.6

 
$
1.0

 
$
10.6

 
$
9.9




















(1)
Additions charged to other accounts are comprised of amounts related to fluctuations in the foreign currency exchange rate.

(2)
Deductions include amounts deemed to reduce exposure of probable losses, amounts deemed uncollectible, and amounts related to fluctuations in the foreign currency exchange rate.

See Notes 3 and 6 of the “Notes to Consolidated Financial Statements" contained herein in Item 8 for discussion of the mortgage loan valuation allowance and the deferred tax valuation allowance.