Workers Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Insurance [Abstract]

Summary of Activities in Liability for Unpaid Claims and Claims Adjustment Expenses

The following summarizes the activities in liability for unpaid claims and claims adjustment expenses (in thousands):

	For the six months ended June 30,			For the year ended December 31,
	2015			2014
Liability for unpaid claims and claims adjustment    at beginning of period	$	92,406		$	58,610
Incurred related to:
Current year		40,155			61,669
Prior years		2,094			(4,725	)
Total incurred		42,249			56,944
Paid related to:
Current year		(12,527	)		(13,525	)
Prior years		(6,537	)		(9,623	)
Total paid		(19,064	)		(23,148	)
Liability for unpaid claims and claims adjustment    at end of period		115,591			92,406
Other premiums and collateral liabilities		26,469			19,820
Total workers compensation liabilities at end of    period	$	142,060		$	112,226
Current portion included in worksite employee-    related liability		42,935			36,778
Long term portion	$	99,125		$	75,448