Accrued Liabilities

12 Months Ended

Dec. 31, 2015

Accrued Liabilities [Abstract]

Accrued Liabilities

6.ACCRUED LIABILITIES 

Accrued liabilities consist of the following: 

	December 31,
	2015		2014
Insurance claims	$	44,934	$	44,849
Payroll and payroll-related		41,332		40,376
Interest payable		12,974		9,319
Unrealized cash flow hedge losses		11,124		6,023
Cell processing reserve - current portion		5,566		6,136
Environmental remediation reserve - current portion		2,328		3,023
Other		17,760		11,221
	$	136,018	$	120,947