Other Accrued Liabilities

12 Months Ended

Dec. 31, 2012

Payables and Accruals [Abstract]

Other Accrued Liabilities

6. Other Accrued Liabilities

Other accrued liabilities consisted of the following (in thousands):

	As of December 31,
	2012		2011
Deferred revenue	$	10,811	$	7,025
Accrued health insurance	6,409		5,553
Deferred rent	4,165		3,626
Holdbacks and earn-outs	3,599		2,250
Miscellaneous accrued taxes (1)	3,485		2,015
Customer deposits	3,140		2,281
Accrued consulting fees	3,114		2,886
Accrued lab service rebates	579		332
Other	21,829		18,000
	$	57,131	$	43,968

⁽¹⁾ Includes property, sales, and use taxes.