Other Assets and Other Noncurrent Liabilities

Other assets as of March 26, 2016 and June 27, 2015 included the following:



	March 26, 2016			June 27, 2015
Executive deferred compensation assets	$	32,483		$	34,414
Cash surrender value of life insurance policies	14,692			14,659
Derivative financial instruments	—			4,857
Customer contracts and non-competition agreements, net	3,805			4,544
Other assets	7,556			7,854
Less: portion classified as current assets	(1,428		)	(1,922		)
Total other noncurrent assets	$	57,108		$	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 10 years and are as follows:



	March 26, 2016			June 27, 2015
Customer contracts and non-competition agreements	$	14,568		$	20,244
Accumulated amortization	(10,763		)	(15,700		)
Net	$	3,805		$	4,544

Amortization expense was $1,079 and $1,560 for the nine months ended March 26, 2016 and March 28, 2015, respectively. Estimated amortization expense for each of the next five fiscal years based on the intangible assets as of March 26, 2016 is as follows:



2016 remaining	$	351
2017	1,234
2018	450
2019	219
2020	206
Thereafter	1,345

Other noncurrent liabilities as of March 26, 2016 and June 27, 2015 included the following:



	March 26, 2016			June 27, 2015
Multi-employer pension withdrawal liability	$	3,169		$	9,329
Pension plan liability	19,821			20,188
Executive deferred compensation plan liability	32,531			34,529
Supplemental executive retirement plan liability	16,451			16,686
Accrued income taxes	7,110			8,294
Workers' compensation liability	18,251			18,577
Derivative financial instruments	4,528			—
Other liabilities	6,682			7,659
Less: Portion classified as current liabilities	(7,937		)	(7,819		)
Total other noncurrent liabilities	$	100,606		$	107,443