Retirement and Postretirement Benefit Plans (Tables)

12 Months Ended

Feb. 29, 2016

Change in Benefit Obligation and Plan Assets

The following table sets forth summarized information on the defined benefit pension plans and postretirement benefits plan:

	Defined Benefit Pension Plans						Postretirement Benefits Plan
	2016			2015			2016			2015
Change in benefit obligation:
Benefit obligation at beginning of year	$	192,793		$	184,786		$	63,142		$	66,632
Service cost		710			683			335			368
Interest cost		6,186			7,249			2,028			2,545
Participant contributions		10			16			3,042			3,282
Retiree drug subsidy payments		—			—			467			590
Plan amendments		—			580			—			—
Actuarial (gain) loss		(4,427	)		14,137			(5,594	)		(4,387	)
Benefit payments		(11,299	)		(11,431	)		(5,448	)		(5,888	)
Currency exchange rate changes		(1,868	)		(3,227	)		—			—
Benefit obligation at end of year		182,105			192,793			57,972			63,142
Change in plan assets:
Fair value of plan assets at beginning of year		108,293			104,894			45,600			48,757
Actual return on plan assets		(2,646	)		12,188			(129	)		2,313
Employer contributions		6,547			5,612			(3,042	)		(3,282	)
Participant contributions		10			16			3,042			3,282
Benefit payments		(11,299	)		(11,431	)		(5,261	)		(5,470	)
Currency exchange rate changes		(1,686	)		(2,986	)		—			—
Fair value of plan assets at end of year		99,219			108,293			40,210			45,600
Funded status at end of year	$	(82,886	)	$	(84,500	)	$	(17,762	)	$	(17,542	)

Summary of Amounts Recognized on Consolidated Statement of Financial Position

Amounts recognized on the Consolidated Statement of Financial Position consist of the following:

	Defined Benefit Pension Plans						Postretirement Benefits Plan
	2016			2015			2016			2015
Accrued compensation and benefits	$	(2,647	)	$	(2,639	)	$	—		$	—
Other liabilities		(80,239	)		(81,861	)		(17,762	)		(17,542	)
Net amount recognized	$	(82,886	)	$	(84,500	)	$	(17,762	)	$	(17,542	)
Amounts recognized in accumulated other comprehensive (income) loss:
Net actuarial loss (gain)	$	69,217		$	68,372		$	(20,472	)	$	(19,396	)
Net prior service cost (credit)		—			—			(3,473	)		(4,173	)
Net transition obligation		10			16			—			—
Accumulated other comprehensive loss (income)	$	69,227		$	68,388		$	(23,945	)	$	(23,569	)

Summary of Significant Weighted-Average Assumptions, Determine Benefit Obligations and Net Periodic Benefit Cost

The following table presents significant weighted-average assumptions to determine benefit obligations and net periodic benefit cost:

	Defined Benefit Pension Plans						Postretirement Benefits Plan
	2016			2015			2016			2015
Weighted average discount rate used to determine:
Benefit obligations at measurement date
U.S.		3.50-3.75	%		3.25-3.50	%		3.75	%		3.50	%
International		3.70	%		3.40	%		N/A			N/A
Net periodic benefit cost
U.S.		3.25-3.50	%		4.00-4.25	%		3.50	%		4.25	%
International		3.40	%		4.05	%		N/A			N/A
Expected long-term return on plan assets:
U.S.		6.75	%		6.75	%		6.50	%		6.50	%
International		4.50	%		5.25	%		N/A			N/A
Rate of compensation increase:
U.S.		N/A			N/A			N/A			N/A
International		3.00	%		3.00	%		N/A			N/A
Health care cost trend rates:
For year following February 28 or 29		N/A			N/A			7.50	%		8.00	%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)		N/A			N/A			5.00	%		5.00	%
Year the rate reaches the ultimate trend rate		N/A			N/A			2021			2021

Effect of One Percentage Point Change in Assumed Health Care Cost Trend Rate

In developing the expected long-term rate of return assumption, consideration was given to various factors, including a review of asset class return expectations based on historical compounded returns for such asset classes.

	2016			2015
Effect of a 1% increase in health care cost trend rate on:
Service cost plus interest cost	$	67		$	82
Accumulated postretirement benefit obligation		2,046			2,083
Effect of a 1% decrease in health care cost trend rate on:
Service cost plus interest cost		(67	)		(72	)
Accumulated postretirement benefit obligation		(1,788	)		(1,798	)

Summary of Underfunded Defined Benefit Pension Plans Information

The following table presents selected defined benefit pension plan information:

	2016		2015
For all defined benefit pension plans:
Accumulated benefit obligation	$	182,099	$	192,774
For defined benefit pension plans that are not fully funded:
Projected benefit obligation		182,050		169,803
Accumulated benefit obligation		182,044		169,803
Fair value of plan assets		99,164		85,052

Summary of Fair Value of Defined Benefit Pension Plan Assets, Pension Plans

At February 29, 2016 and February 28, 2015, the assets of the plans are held in trust and allocated as follows:

	Defined Benefit Pension Plans						Postretirement Benefits Plan
	2016			2015			2016			2015			Target Allocation
Equity securities:
U.S.		48	%		50	%		26	%		27	%		15% - 30	%
International		36	%		34	%		N/A			N/A			N/A
Debt securities:
U.S.		51	%		49	%		70	%		71	%		65% - 85	%
International		64	%		65	%		N/A			N/A			N/A
Cash and cash equivalents:
U.S.		1	%		1	%		4	%		2	%		0% - 15	%
International		—			1	%		N/A			N/A			N/A

Details of Benefits Expected to be Paid Out

The benefits expected to be paid out are as follows:

			Postretirement Benefits Plan
	Defined Benefit Pension Plans		Excluding Effect of Medicare Part D Subsidy		Including Effect of Medicare Part D Subsidy
2017	$	11,246	$	3,623	$	3,187
2018		11,381		3,649		3,169
2019		11,421		3,679		3,157
2020		11,362		3,701		3,132
2021		11,432		3,688		3,544
2022 – 2026		57,003		18,458		17,768

Postretirement Benefit Plan [Member]

Components of Net Periodic Benefit Cost and Changes Recognized Other Comprehensive Income

A summary of the components of net periodic benefit cost for the postretirement benefit plan is as follows:

	2016			2015			2014
Components of net periodic benefit cost:
Service cost	$	335		$	368		$	431
Interest cost		2,028			2,545			2,397
Expected return on plan assets		(2,687	)		(2,882	)		(3,067	)
Amortization of prior service credit		(699	)		(1,304	)		(1,303	)
Amortization of actuarial gain		(1,702	)		(1,435	)		(1,043	)
Net periodic benefit cost		(2,725	)		(2,708	)		(2,585	)
Other changes in plan assets and benefit obligations recognized in other comprehensive income:
Actuarial gain		(2,777	)		(3,818	)		(1,659	)
Amortization of actuarial gain		1,702			1,435			1,043
Amortization of prior service credit		699			1,304			1,303
Total recognized in other comprehensive income		(376	)		(1,079	)		687
Total recognized in net periodic benefit cost and other comprehensive income	$	(3,101	)	$	(3,787	)	$	(1,898	)

Summary of Fair Value of Defined Benefit Pension Plan Assets, Pension Plans

The following table summarizes the fair value of the postretirement benefit plan assets at February 29, 2016:

	Fair value at February 29, 2016		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)
Short-term investments	$	1,706	$	219	$	1,487
Equity securities		10,324		10,324		—
Fixed income securities		28,180		—		28,180
Total	$	40,210	$	10,543	$	29,667

The following table summarizes the fair value of the postretirement benefit plan assets at February 28, 2015:

	Fair value at February 28, 2015		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)
Short-term investments	$	1,192	$	—	$	1,192
Equity securities		12,133		12,133		—
Fixed income securities		32,275		—		32,275
Total	$	45,600	$	12,133	$	33,467

Defined Benefit Pension Plans [Member]

Components of Net Periodic Benefit Cost and Changes Recognized Other Comprehensive Income

A summary of the components of net periodic benefit cost for the defined benefit pension plans is as follows:

	2016			2015			2014
Components of net periodic benefit cost:
Service cost	$	710		$	683		$	1,115
Interest cost		6,186			7,249			7,065
Expected return on plan assets		(6,581	)		(6,522	)		(6,267	)
Amortization of transition obligation		4			5			6
Amortization of prior service cost		—			580			190
Amortization of actuarial loss		3,402			2,827			3,485
Recognition of prior service cost upon curtailment		—			—			1,746
Net periodic benefit cost		3,721			4,822			7,340
Other changes in plan assets and benefit obligations recognized in other comprehensive income:
Actuarial loss		4,749			8,610			941
Prior service cost		—			580			414
Amortization of prior service cost		—			(580	)		(190	)
Amortization of actuarial loss		(3,402	)		(2,827	)		(3,485	)
Amortization of transition obligation		(4	)		(5	)		(6	)
Change in control		—			—			2,613
Curtailment gain		—			—			(7,164	)
Recognition of prior service cost upon curtailment		—			—			(1,746	)
Total recognized in other comprehensive income		1,343			5,778			(8,623	)
Total recognized in net periodic benefit cost and other comprehensive income	$	5,064		$	10,600		$	(1,283	)

Summary of Fair Value of Defined Benefit Pension Plan Assets, Pension Plans

The following table summarizes the fair value of the defined benefit pension plan assets at February 29, 2016:

	Fair value at February 29, 2016		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)
U.S. plans:
Short-term investments	$	707	$	—	$	707
Equity securities (collective funds)		38,595		—		38,595
Fixed-income funds		40,542		—		40,542
International plans:
Short-term investments		55		—		55
Equity securities (collective funds)		6,931		—		6,931
Fixed-income funds		12,389		—		12,389
Total	$	99,219	$	—	$	99,219

The following table summarizes the fair value of the defined benefit pension plan assets at February 28, 2015:

	Fair value at February 28, 2015		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)
U.S. plans:
Short-term investments	$	709	$	—	$	709
Equity securities (collective funds)		42,473		—		42,473
Fixed-income funds		41,870		—		41,870
International plans:
Short-term investments		157		—		157
Equity securities (collective funds)		8,012		—		8,012
Fixed-income funds		15,072		—		15,072
Total	$	108,293	$	—	$	108,293