Other Assets and Other Noncurrent Liabilities

Other assets as of September 26, 2015 and June 27, 2015 included the following:



	September 26, 2015		June 27, 2015
Executive deferred compensation assets	33,201		34,414
Cash surrender value of life insurance policies	14,562		14,659
Derivative financial instruments	568		4,857
Customer contracts and non-competition agreements, net	4,505		4,544
Other assets	7,672		7,854
Less: portion classified as current assets	(2,324	)	(1,922	)
Total other noncurrent assets	58,184		64,406

The customer contracts include the combined value of the written service agreements and the related customer relationship. Customer contracts are amortized over a weighted average life of approximately ten years and are as follows:



	September 26, 2015			June 27, 2015
Customer contracts and non-competition agreements	$	15,261		$	20,244
Accumulated amortization	(10,756		)	(15,700		)
Net	$	4,505		$	4,544

Amortization expense was $378 and $563 for the three months ended September 26, 2015 and September 27, 2014, respectively. Estimated amortization expense for each of the next five fiscal years based on the intangible assets as of September 26, 2015 is as follows:



2016 remaining	$	1,020
2017	1,234
2018	452
2019	219
2020	206
Thereafter	1,344

Other noncurrent liabilities as of September 26, 2015 and June 27, 2015 included the following:



	September 26, 2015			June 27, 2015
Multi-employer pension withdrawal liability	$	9,250		$	9,329
Pension plan liability	20,119			20,188
Executive deferred compensation plan liability	33,297			34,529
Supplemental executive retirement plan liability	16,554			16,686
Accrued income taxes	8,189			8,294
Workers' compensation liability	19,153			18,577
Other liabilities	6,664			7,659
Less: Portion classified as current liabilities	(8,226		)	(7,819		)
Total other noncurrent liabilities	$	105,000		$	107,443