XML 11 R39.htm IDEA: XBRL DOCUMENT v2.4.0.6
WORKERS' COMPENSATION INSURANCE AND RESERVES (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 29, 2013
Mar. 30, 2012
Dec. 28, 2012
Workers' Compensation Insurance and Reserves [Abstract]      
Workers' compensation claim deductible limit $ 2.0    
Weighted average discount rate - claims below deductible limit 2.40%    
Weighted average period - claim payments below deductible limit 5 years 6 months    
Workers' compensation liability 205.9   195.6
Weighted average discount rate - claims and receivables above deductible limit 4.10%    
Weighted average period - claim payments and receivables above deductible limit 19 years 9 months 18 days    
Workers' compensation liability - claim payments reserve 28.3   27.1
Workers' compensation liabilty - claims receivable from insurance carriers 28.6   27.1
Workers compensation valuation allowance 6.2   5.6
Workers' compensation claim receivables net of valuation allowance 22.4   21.4
Workers' compensation expense $ 13.1 $ 11.5