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Employee Benefit Plans (Tables)
 12 Months Ended
Jan. 31, 2014
Compensation and Retirement Disclosure [Abstract]  
Schedule of Net Funded Status
The following tables provide a reconciliation of benefit obligations, plan assets and funded status of the plans as of the measurement date:
 
January 31,
 
Pension Benefits
 
 
Other Postretirement Benefits
 
(in thousands)
2014

2013

 
2014

2013

Change in benefit obligation:
 
 
 
 
 
Benefit obligation at beginning of year
$
631,538

$
548,641

 
$
65,723

$
61,835

Service cost
19,127

18,058

 
2,791

2,382

Interest cost
27,005

26,796

 
2,762

2,839

Participants' contributions
—

—

 
1,638

1,632

MMA retiree drug subsidy
—

—

 
97

131

Actuarial (gain) loss
(40,130
)
59,910

 
(15,131
)
442

Benefits paid
(19,794
)
(18,770
)
 
(3,157
)
(3,538
)
Translation
(1,876
)
(3,097
)
 
—

—

Benefit obligation at end of year
615,870

631,538

 
54,723

65,723

Change in plan assets:
 
 
 
 
 
Fair value of plan assets at beginning of year
331,181

266,734

 
—

—

Actual return on plan assets
53,276

46,174

 
—

—

Employer contribution
32,767

37,043

 
1,422

1,775

Participants' contributions
—

—

 
1,638

1,632

MMA retiree drug subsidy
—

—

 
97

131

Benefits paid
(19,794
)
(18,770
)
 
(3,157
)
(3,538
)
Fair value of plan assets at end of year
397,430

331,181

 
—

—

Funded status at end of year
$
(218,440
)
$
(300,357
)
 
$
(54,723
)
$
(65,723
)
Schedule of Accumulated and Projected Benefit Obligations
The following tables provide additional information regarding the Company's pension plans' projected benefit obligations and assets (included in pension benefits in the table above) and accumulated benefit obligation:

January 31, 2014
 
(in thousands)
Qualified

Excess/SRIP

Japan

Total

Projected benefit obligation
$
501,178

$
99,380

$
15,312

$
615,870

Fair value of plan assets
397,430

—

—

397,430

Funded status
$
(103,748
)
$
(99,380
)
$
(15,312
)
$
(218,440
)
Accumulated benefit obligation
$
450,255

$
70,847

$
12,814

$
533,916


 
January 31, 2013
 
(in thousands)
Qualified

Excess/SRIP

Japan

Total

Projected benefit obligation
$
509,538

$
105,503

$
16,497

$
631,538

Fair value of plan assets
331,181

—

—

331,181

Funded status
$
(178,357
)
$
(105,503
)
$
(16,497
)
$
(300,357
)
Accumulated benefit obligation
$
457,363

$
70,573

$
13,820

$
541,756
Schedule of Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Loss
 
 
January 31,
 
(in thousands)
2014

 
2013

Accumulated other comprehensive earnings (loss), net of tax:
 
 
 
Foreign currency translation adjustments
$
16,846

 
$
44,064

Unrealized gain on marketable securities
2,677

 
1,849

Deferred hedging loss
(6,607
)
 
(3,207
)
Net unrealized loss on benefit plans
(71,464
)
 
(136,581
)
 
$
(58,548
)
 
$
(93,875
)
Amounts recognized in accumulated other comprehensive loss consist of:
 
January 31,
 
 
Pension Benefits
 
 
Other Postretirement Benefits
 
(in thousands)
2014

2013

 
2014

2013

Net actuarial loss (gain)
$
124,542

$
214,725

 
$
(2,477
)
$
12,867

Prior service cost (credit)
661

1,633

 
(4,398
)
(5,057
)
Total before tax
$
125,203

$
216,358

 
$
(6,875
)
$
7,810
Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year
The estimated pre-tax amount that will be amortized from accumulated other comprehensive loss into net periodic benefit cost within the next 12 months is as follows:
(in thousands)
Pension Benefits

 
Other Postretirement Benefits

Net actuarial loss
                    $
13,607

 
                    $
30

Prior service cost (credit)
240

 
(673
)
 
                    $
13,847

 
                    $
(643
)
Schedule of Net Periodic Pension and Other Postretirement Benefit Expense
Components of Net Periodic Benefit Cost and
Other Amounts Recognized in Other Comprehensive Earnings

 
Years Ended January 31,
 
 
Pension Benefits
 
 
Other Postretirement Benefits
 
(in thousands)
2014

2013

2012

 
2014

2013

2012

Service cost
$
19,127

$
18,058

$
14,105

 
$
2,791

$
2,382

$
2,198

Interest cost
27,005

26,796

25,321

 
2,762

2,839

3,101

Expected return on plan assets
(22,240
)
(20,416
)
(18,716
)
 
—

—

—

Amortization of prior service cost
972

1,015

1,065

 
(659
)
(659
)
(659
)
Amortization of net loss
19,010

15,964

7,026

 
212

29

16

Net periodic benefit cost
43,874

41,417

28,801

 
5,106

4,591

4,656

 
 
 
 
 
 
 
 
Net actuarial (gain) loss
(71,179
)
34,080

116,703

 
(15,131
)
440

9,111

Recognized actuarial loss
(19,005
)
(15,964
)
(7,026
)
 
(212
)
(29
)
(16
)
Recognized prior service (cost) credit
(972
)
(1,015
)
(1,065
)
 
659

659

659

Total recognized in other comprehensive earnings
(91,156
)
17,101

108,612

 
(14,684
)
1,070

9,754

Total recognized in net periodic benefit cost and other comprehensive earnings
$
(47,282
)
$
58,518

$
137,413

 
$
(9,578
)
$
5,661

$
14,410
Schedule of Assumptions Used
Weighted-average assumptions used to determine benefit obligations:
 
January 31,
 
 
2014

2013

Discount rate:
 
 
Qualified Plan
4.75
%
4.50
%
Excess Plan/SRIP
5.00
%
4.50
%
Japan Plan
1.25
%
1.25
%
Other Postretirement Benefits
5.00
%
4.50
%
Rate of increase in compensation:
 
 
Qualified Plan
2.75
%
2.75
%
Excess Plan
4.25
%
4.25
%
SRIP
7.25
%
7.25
%
Japan Plan
1.00
%
1.00
%

Weighted-average assumptions used to determine net periodic benefit cost:
 
Years Ended January 31,
 
 
2014

2013

2012

Discount rate:
 
 
 
Qualified Plan
4.50
%
5.00
%
6.00
%
Excess Plan/SRIP
4.50
%
5.00
%
6.00
%
Japan Plan
1.25
%
1.50
%
1.75
%
Other Postretirement Benefits
4.50
%
5.25
%
6.25
%
Expected return on plan assets
7.50
%
7.50
%
7.50
%
Rate of increase in compensation:
 
 
 
Qualified Plan
2.75
%
2.75
%
3.50
%
Excess Plan
4.25
%
4.25
%
5.00
%
SRIP
7.25
%
7.25
%
8.00
%
Japan Plan
1.00
%
1.00
%
1.25
%
Fair Value Of Companys Qualified Plan Assets
The fair value of the Qualified Plan's assets at January 31, 2014 and 2013 by asset category is as follows:
 
Fair Value at
Fair Value Measurements
Using Inputs Considered as*
(in thousands)
January 31, 2014
Level 1
Level 2
Level 3
Equity securities:
 
 
 
 
Common/collective trusts a
$
293,484

$
—

$
293,484

$
—

Fixed income securities:
 
 
 
 
Government bonds
28,773

24,428

4,345

—

Corporate bonds
28,318

—

28,318

—

Mortgage obligations
32,457

—

32,457

—

Other types of investments:
 
 
 
 
Limited partnerships
14,398

—

—

14,398

 
$
397,430

$
24,428

$
358,604

$
14,398

 
 
 
 
 
 
Fair Value at
Fair Value Measurements
Using Inputs Considered as*
(in thousands)
January 31, 2013
Level 1
Level 2
Level 3
Equity securities:
 
 
 
 
Common/collective trusts a
$
231,544

$
—

$
231,544

$
—

Fixed income securities:
 
 
 
 
Government bonds
30,320

25,374

4,946

—

Corporate bonds
24,429

—

24,429

—

Mortgage obligations
30,233

—

30,233

—

Other types of investments:
 
 
 
 
Limited partnerships
14,655

—

—

14,655

 
$
331,181

$
25,374

$
291,152

$
14,655

*
See Note J - Fair Value of Financial Instruments for a description of the levels of inputs.
a 
Common/collective trusts include investments in U.S. and international large, middle and small capitalization equities.
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation
The changes in fair value of the Qualified Plan's Level 3 assets is as follows:
(in thousands)
Limited partnerships

January 31, 2012
               $
11,564

Unrealized gain, net
1,795

Realized loss, net
(1,270
)
Purchases
3,793

Settlements
(1,227
)
January 31, 2013
14,655

Unrealized loss, net
(313
)
Realized gain, net
1,643

Purchases
1,856

Settlements
(3,443
)
January 31, 2014
               $
14,398
Schedule of Expected Benefit Payments
The Company expects the following future benefit payments to be paid:
Years Ending January 31,
Pension Benefits
(in thousands)

Other Postretirement Benefits
(in thousands)

2015
                    $
20,468

                    $
1,966

2016
20,223

1,934

2017
21,280

1,883

2018
23,342

1,888

2019
24,357

1,895

2020-2024
147,421

10,477