XML 50 R28.htm IDEA: XBRL DOCUMENT v2.4.0.8
CWP and Workers Comp - Net Periodic Costs (Tables)
 9 Months Ended
Sep. 30, 2013
CWP And Workers Comp Net Periodic Costs [Abstract]  
Components of Net Periodic Benefit Costs
Components of net periodic costs (benefits) for the three and nine months ended September 30, are as follows:
 
 
CWP
 
Workers' Compensation
 
Three Months Ended
 
Nine Months Ended
 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
September 30,
 
September 30,
 
2013
 
2012
 
2013
 
2012
 
2013
 
2012
 
2013
 
2012
Service cost
$
2,135

 
$
1,927

 
$
6,405

 
$
5,783

 
$
3,533

 
$
3,634

 
$
10,599

 
$
10,903

Interest cost
1,808

 
1,991

 
5,424

 
5,973

 
1,655

 
1,778

 
4,966

 
5,335

Amortization of actuarial gain
(4,213
)
 
(4,933
)
 
(12,638
)
 
(14,799
)
 
(699
)
 
(986
)
 
(2,098
)
 
(2,958
)
State administrative fees and insurance bond premiums
—

 
—

 
—

 
—

 
1,496

 
1,795

 
4,500

 
5,340

Legal and administrative costs
—

 
—

 
—

 
—

 
591

 
648

 
1,773

 
1,943

Net periodic (benefit) cost
$
(270
)
 
$
(1,015
)
 
$
(809
)
 
$
(3,043
)
 
$
6,576

 
$
6,869

 
$
19,740

 
$
20,563