Workers' Compensation Claims (Tables)

6 Months Ended

Jun. 30, 2016

Text Block [Abstract]

Summarizes Aggregate Workers' Compensation Reserve Activity

The following table summarizes the aggregate workers’ compensation reserve activity (in thousands):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2016			2015			2016			2015
				(As Restated)						(As Restated)
Beginning balance
Workers’ compensation claims liabilities	$	265,142		$	231,723		$	255,675		$	225,279
Add: claims expense accrual:
Current period		34,627			30,748			65,781			58,530
Prior periods		(1,396	)		(4,234	)		(548	)		(7,131	)
		33,231			26,514			65,233			51,399
Less: claim payments related to:
Current period		3,698			3,512			4,969			4,410
Prior periods		17,625			15,481			38,889			33,024
		21,323			18,993			43,858			37,434
Ending balance
Workers’ compensation claims liabilities	$	277,050		$	239,244		$	277,050		$	239,244
Incurred but not reported (IBNR)	$	140,115		$	118,959		$	140,115		$	118,959