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Self-Insurance Accruals
 12 Months Ended
Dec. 31, 2013
Self-Insurance Accruals [Abstract]  
Self-Insurance Accruals [Text Block]
Self-Insurance Accruals

Components of our self-insurance accruals for workers’ compensation, vehicle liability and general liability follow:
 
December 31,
 
2013
 
2012
Workers' compensation
$
35,199

 
$
40,450

Present value discount
1,796

 
2,003

 
33,403

 
38,447

Vehicle liability
4,885

 
5,117

General liability
18,424

 
18,169

Total
56,712

 
61,733

Less current portion
22,057

 
20,115

Noncurrent portion
$
34,655

 
$
41,618


 
J.
Self-Insurance Accruals (continued)

The changes in our self-insurance accruals and the discount rate used for the workers’ compensation accrual are summarized in the table below.
 
December 31,
 
2013
 
2012
Balance, beginning of year
$
61,733

 
$
57,265

Provision for claims
27,084

 
29,590

Payment of claims
32,105

 
25,122

Balance, end of year
$
56,712

 
$
61,733

Workers' compensation discount rate
2.00
%
 
1.90
%