Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2016

The following table sets forth pass-through costs included in revenues for each of the last three fiscal years (in millions):

2016				2015				2014
$	2,489.9			$	2,602.6			$	2,954.9

Components of Goodwill by Reporting Units

The Company had $3.0 billion of Goodwill at October 2, 2015. The following table presents the components of our Goodwill at September 30, 2016 by Reporting Unit (in thousands):

	2016
Aerospace & Technology	$	988,274
Buildings & Infrastructure		792,561
Industrial		591,757
Petroleum & Chemicals		707,036
Total Goodwill	$	3,079,628

Schedule of Acquired Intangible Assets

The following table provides certain information related to the Company’s acquired intangible assets for each of the fiscal years presented (in thousands):

	Customer Relationships, Contracts, and Backlog			Developed Technology			Trade Names			Patents		Other			Total
Balances, September 27, 2013		195,527			18,911			2,179			-		1,287			217,904
Acquisitions		249,164			—			15,049			—		—			264,213
Amortization		(37,737	)		(1,533	)		(3,251	)		-		(693	)		(43,214	)
Foreign currency translation		1,087			—			171			-		31			1,289
Balances, September 26, 2014		408,041			17,378			14,148			-		625			440,192
Acquisitions		(4,315	)		—			(1,292	)		—		300			(5,307	)
Amortization		(39,967	)		(1,533	)		(4,172	)		-		(277	)		(45,949	)
Foreign currency translation		(34,418	)		—			(1,085	)		-		(14	)		(35,517	)
Balances, October 2, 2015		329,341			15,845			7,599			-		634			353,419
Acquisitions		7,286			—			859			10,027		-			18,172
Amortization		(38,595	)		(1,534	)		(3,819	)		-		(454	)		(44,402	)
Foreign currency translation		9,605			—			147			-		(19	)		9,733
Balances, September 30, 2016		307,637			14,311			4,786			10,027		161			336,922
Weighted Average Amortization Period (years)	8.4			9.3			5			25		3.2			8.9

Stock-based Compensation Expense by Type of Award

The following table presents our stock-based compensation expense for the various types of awards made by the Company for each of the fiscal years presented (in thousands):

Award Type	2016		2015		2014
Restricted Stock and Restricted Stock Units (excluding Market and Performance Awards)	$	21,156	$	20,779	$	17,307
Stock Options		7,165		10,683		10,829
Market and Performance Awards		4,049		9,950		15,264
Total Expense	$	32,370	$	41,412	$	43,400

Fair Value of Option Grant Date Award

The following table presents the assumptions used in the Black-Scholes option-pricing model during each of the last three fiscal years for awards made to employees and directors:

	Awards Made to Employees									Awards Made to Directors
	2016			2015			2014			2016			2015			2014
Dividend yield		—	%		—	%		—	%		—	%		—	%		—	%
Expected volatility		27.77	%		27.00	%		34.25	%		29.21	%		29.28	%		35.30	%
Risk-free interest rate		1.82	%		1.67	%		1.79	%		1.44	%		1.63	%		1.76	%
Expected term of options (in years)	5.82			5.82				5.82		5.82			5.82				5.82

Unit Basis for Earned Relative TSR Restricted Stock

The following table presents the basis on which the Relative TSR Restricted Stock Units are determined:

Company TSR Percentile Rank	TSR Performance Multiplier
Below 30th percentile		—	%
30th percentile		50	%
50th percentile		100	%
70th percentile or above		150	%

Schedule of Fair Value Assumptions for Earned Relative TSR Restricted Stock Units

Substantially all of the TSR restricted stock units awarded during the year are awarded on the same date. The following table presents the assumptions used to value the TSR Restricted Stock Units:

	2016			2015			2014
Dividend yield		—	%		—	%		—	%
Expected volatility		25.06	%		—	%		24.77	%
Risk-free interest rate		1.21	%		—	%		0.80	%
Expected term (in years)		3			-			3

Unit Basis for Earned Net Earnings Growth Restricted Stock Units

The following table presents the basis on which the Net Earnings Growth Restricted Stock Units are determined:

Average Net Earnings Growth		Net Earnings Growth Performance Multiplier
Less than 5%			—	%
	5%		50	%
	10%		100	%
	15%		150	%
	20%		200	%

Basis to Determine EPS Performance Multiplier

The “EPS Performance Multiplier” is determined by reference to the following table based upon the Company’s EPS Growth Rate or Compound Annual EPS Growth Rate over the relevant fiscal periods. The Compensation Committee set these metrics based on the Company’s plan at the start of the fiscal year.

EPS Growth Rate or Compound Annual EPS Growth Rate		EPS Performance Multiplier
Less than 4%			—	%
	4%		50	%
7.5%			100	%
	15%		150	%
20% or greater			200	%