Supplemental Balance Sheet Information

9 Months Ended

Sep. 30, 2017

The composition of trade receivables, net is as follows:



	September 30, 2017			December 31, 2016
	(in thousands)
Client receivables	$	321,472		$	283,997
Unbilled revenue	103,389			82,203
Total	424,861			366,200
Less: Allowance for doubtful accounts	(2,526		)	(2,150		)
Trade receivables, net	$	422,335		$	364,050

The composition of inventories is as follows:

The composition of other current assets is as follows:

The composition of other assets is as follows:



	September 30, 2017		December 31, 2016
	(in thousands)
Life insurance policies	$	32,739	$	29,456
Venture capital investments	59,511		45,331
Restricted cash	1,944		1,736
Other	15,604		11,907
Other assets	$	109,798	$	88,430

The composition of other current liabilities is as follows:

The composition of other long-term liabilities is as follows:



	September 30, 2017		December 31, 2016
	(in thousands)
Long-term pension liability	$	91,991	$	89,984
Accrued executive supplemental life insurance retirement plan and deferred compensation plan	33,926		32,880
Other	41,576		36,375
Other long-term liabilities	$	167,493	$	159,239