SUPPLEMENTAL BALANCE SHEET INFORMATION

The composition of net trade receivables is as follows:



	March 29, 2014			December 28, 2013
Client receivables	$	203,107		$	190,423
Unbilled revenue	41,442			35,184
Total	244,549			225,607
Less allowance for doubtful accounts	(4,551		)	(4,977		)
Net trade receivables	$	239,998		$	220,630

The composition of inventories is as follows:



	March 29, 2014		December 28, 2013
Raw materials and supplies	$	15,012	$	15,028
Work in process	11,977		11,715
Finished products	64,685		62,653
Inventories	$	91,674	$	89,396

The composition of other current assets is as follows:



	March 29, 2014		December 28, 2013
Prepaid assets	$	24,316	$	20,058
Deferred tax asset	22,333		29,139
Marketable securities	11,446		11,158
Prepaid income tax	30,348		25,247
Restricted cash	16		245
Other current assets	$	88,459	$	85,847

The composition of net property, plant and equipment is as follows:



	March 29, 2014			December 28, 2013
Land	$	40,070		$	40,157
Buildings	695,278			694,074
Machinery and equipment	374,180			367,244
Leasehold improvements	38,404			37,959
Furniture and fixtures	24,448			24,013
Vehicles	3,882			3,859
Computer hardware and software	112,661			112,328
Construction in progress	36,191			42,075
Total	1,325,114			1,321,709
Less accumulated depreciation	(659,505		)	(645,527		)
Net property, plant and equipment	$	665,609		$	676,182

Depreciation is calculated for financial reporting purposes using the straight-line method based on the estimated useful lives of the assets. Depreciation expense for the three months ended March 29, 2014 and March 30, 2013 was $15,710 and $15,761, respectively.

The composition of other assets is as follows:



	March 29, 2014		December 28, 2013
Deferred financing costs	$	6,692	$	7,126
Cash surrender value of life insurance policies	26,780		26,507
Investments in limited partnerships	18,973		17,911
Other assets	11,598		10,420
Other assets	$	64,043	$	61,964

The composition of other current liabilities is as follows:



	March 29, 2014		December 28, 2013
Accrued income taxes	$	6,662	$	18,773
Current deferred tax liability	1,620		1,960
Accrued interest and other	1,573		1,813
Other current liabilities	$	9,855	$	22,546

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



	March 29, 2014		December 28, 2013
Deferred tax liability	$	14,840	$	14,988
Long-term pension liability	15,864		16,219
Accrued Executive Supplemental Life Insurance Retirement Plan and Deferred Compensation Plan	29,971		28,708
Other long-term liabilities	9,765		10,717
Other long-term liabilities	$	70,440	$	70,632