EMPLOYEE BENEFIT PLANS (Tables)
|
12 Months Ended |
Dec. 31, 2015 |
| EMPLOYEE BENEFIT PLANS |
|
| Net periodic benefit cost recognized for the plans |
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
(In thousands)
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
12 Months Ended December 31, 2013
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
12 Months Ended December 31, 2013
|
|
|
Components of net periodic benefit cost:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Service cost
|
|
$
|
—
|
|
$
|
—
|
|
$
|
180
|
|
$
|
2
|
|
$
|
36
|
|
$
|
195
|
|
|
Interest cost
|
|
|
4,277
|
|
|
4,609
|
|
|
4,513
|
|
|
7
|
|
|
214
|
|
|
870
|
|
|
Expected return on plan assets
|
|
|
(4,666
|
)
|
|
(5,230
|
)
|
|
(4,707
|
)
|
|
—
|
|
|
—
|
|
|
—
|
|
|
Amortization of net (gain) loss
|
|
|
45
|
|
|
(1,034
|
)
|
|
—
|
|
|
(2,797
|
)
|
|
(348
|
)
|
|
(78
|
)
|
|
Amortization of prior service credit
|
|
|
—
|
|
|
—
|
|
|
—
|
|
|
(2,888
|
)
|
|
(1,665
|
)
|
|
—
|
|
|
Curtailment gain
|
|
|
—
|
|
|
—
|
|
|
—
|
|
|
(11,867
|
)
|
|
—
|
|
|
—
|
|
|
Settlement
|
|
|
254
|
|
|
—
|
|
|
—
|
|
|
(575
|
)
|
|
—
|
|
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net periodic benefit cost (credit)
|
|
$
|
(90
|
)
|
$
|
(1,655
|
)
|
$
|
(14
|
)
|
$
|
(18,118
|
)
|
$
|
(1,763
|
)
|
$
|
987
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Summary of changes in other comprehensive income: |
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
(In thousands)
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
|
Net (gain) loss
|
|
$
|
(345
|
)
|
$
|
21,641
|
|
$
|
73
|
|
$
|
561
|
|
|
Prior service credit
|
|
|
—
|
|
|
—
|
|
|
(1,223
|
)
|
|
—
|
|
|
Amortization of net gain
|
|
|
(45
|
)
|
|
1,034
|
|
|
2,797
|
|
|
348
|
|
|
Amortization of prior service credit
|
|
|
—
|
|
|
—
|
|
|
2,888
|
|
|
1,665
|
|
|
Curtailment
|
|
|
—
|
|
|
—
|
|
|
11,867
|
|
|
—
|
|
|
Settlement
|
|
|
(254
|
)
|
|
—
|
|
|
575
|
|
|
—
|
|
|
Allocated tax expense (benefit)
|
|
|
251
|
|
|
(8,843
|
)
|
|
(6,620
|
)
|
|
(1,003
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total recognized in other comprehensive (income) loss
|
|
$
|
(393
|
)
|
$
|
13,832
|
|
$
|
10,357
|
|
$
|
1,571
|
|
|
Net periodic benefit cost (credit)
|
|
|
(90
|
)
|
|
(1,655
|
)
|
|
(18,118
|
)
|
|
(1,763
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total recognized in net periodic benefit cost (credit) and other comprehensive (income) loss
|
|
$
|
(483
|
)
|
$
|
12,177
|
|
$
|
(7,761
|
)
|
$
|
(192
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Schedule of plan's change in benefit obligations and plan assets and the accrued liability for benefit costs included in the Consolidated Balance Sheets |
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
(In thousands)
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
|
Change in benefit obligation:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Benefit obligation at beginning of period
|
|
$
|
113,955
|
|
$
|
98,883
|
|
$
|
5,686
|
|
$
|
5,718
|
|
|
Service cost
|
|
|
—
|
|
|
—
|
|
|
2
|
|
|
36
|
|
|
Interest cost
|
|
|
4,277
|
|
|
4,609
|
|
|
7
|
|
|
214
|
|
|
Plan participants' contributions
|
|
|
—
|
|
|
—
|
|
|
101
|
|
|
419
|
|
|
Actuarial (gain) loss
|
|
|
(6,152
|
)
|
|
23,532
|
|
|
73
|
|
|
561
|
|
|
Plan amendment
|
|
|
—
|
|
|
—
|
|
|
(1,223
|
)
|
|
—
|
|
|
Benefits paid
|
|
|
(4,665
|
)
|
|
(2,247
|
)
|
|
(357
|
)
|
|
(1,262
|
)
|
|
Administrative expenses
|
|
|
(106
|
)
|
|
(81
|
)
|
|
—
|
|
|
—
|
|
|
Settlement paid
|
|
|
(296
|
)
|
|
(7,166
|
)
|
|
(4,289
|
)
|
|
—
|
|
|
Settlement gain
|
|
|
(44
|
)
|
|
(3,575
|
)
|
|
—
|
|
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Benefit obligation at end of period
|
|
$
|
106,969
|
|
$
|
113,955
|
|
$
|
—
|
|
$
|
5,686
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
(In thousands)
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
|
Change in plan assets:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Fair value of plan assets at beginning of period
|
|
$
|
70,424
|
|
$
|
73,658
|
|
$
|
—
|
|
$
|
—
|
|
|
Actual return on plan assets (loss) gain
|
|
|
(1,184
|
)
|
|
3,546
|
|
|
—
|
|
|
—
|
|
|
Employer contribution
|
|
|
448
|
|
|
2,714
|
|
|
4,545
|
|
|
843
|
|
|
Plan participants' contributions
|
|
|
—
|
|
|
—
|
|
|
101
|
|
|
419
|
|
|
Benefits paid
|
|
|
(4,665
|
)
|
|
(2,247
|
)
|
|
(357
|
)
|
|
(1,262
|
)
|
|
Administrative expense
|
|
|
(106
|
)
|
|
(81
|
)
|
|
—
|
|
|
—
|
|
|
Settlement paid
|
|
|
(296
|
)
|
|
(7,166
|
)
|
|
(4,289
|
)
|
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Fair value of plan assets at end of period
|
|
$
|
64,621
|
|
$
|
70,424
|
|
$
|
—
|
|
$
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net liability for benefit cost:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Funded status
|
|
$
|
(42,348
|
)
|
$
|
(43,531
|
)
|
$
|
—
|
|
$
|
(5,686
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
(In thousands)
|
|
December 31, 2015
|
|
December 31, 2014
|
|
December 31, 2015
|
|
December 31, 2014
|
|
|
Amounts recognized in the Balance Sheet:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Accrued expenses and other liabilities
|
|
$
|
(152
|
)
|
$
|
(152
|
)
|
$
|
—
|
|
$
|
(629
|
)
|
|
Other long-term liabilities
|
|
|
(42,196
|
)
|
|
(43,379
|
)
|
|
—
|
|
|
(5,057
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net liability recognized
|
|
$
|
(42,348
|
)
|
$
|
(43,531
|
)
|
$
|
—
|
|
$
|
(5,686
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Aggregate accumulated benefit obligation
|
|
$
|
(106,969
|
)
|
$
|
(113,955
|
)
|
$
|
—
|
|
$
|
(5,686
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Summary of pension plans with accumulated benefit obligations and projected benefit obligations in excess of plan assets |
|
|
|
Pension Benefits
|
|
|
(In thousands)
|
|
December 31, 2015
|
|
December 31, 2014
|
|
|
Aggregated accumulated benefit obligation
|
|
$
|
(106,969
|
)
|
$
|
(113,955
|
)
|
|
Aggregated projected benefit obligation
|
|
|
(106,969
|
)
|
|
(113,955
|
)
|
|
Aggregated fair value of plan assets
|
|
|
64,621
|
|
|
70,424
|
|
|
| Schedule of components of amounts recognized in accumulated other comprehensive income |
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
(In thousands)
|
|
December 31, 2015
|
|
December 31, 2014
|
|
December 31, 2015
|
|
December 31, 2014
|
|
|
Net actuarial (gain) loss
|
|
$
|
(345
|
)
|
$
|
21,641
|
|
$
|
73
|
|
$
|
561
|
|
|
Prior service credit
|
|
|
—
|
|
|
—
|
|
|
(1,223
|
)
|
|
—
|
|
|
| Schedule of amounts in accumulated other comprehensive income expected to be recognized in components of net periodic pension cost |
|
(In thousands)
|
|
Pension Benefits
|
|
|
Net actuarial loss
|
|
$
|
27
|
|
|
| Schedule of weighted-average assumptions used to determine benefit obligations |
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
|
|
December 31, 2015
|
|
December 31, 2014
|
|
December 31, 2015
|
|
December 31, 2014
|
|
|
Discount rate
|
|
|
4.10
|
%
|
|
3.80
|
%
|
|
N/A
|
|
|
3.37
|
%
|
|
Rate of compensation increase
|
|
|
N/A
|
|
|
N/A
|
|
|
N/A
|
|
|
N/A
|
|
|
| Schedule of weighted-average assumptions used to determine net periodic benefit cost |
|
|
|
Pension Benefits
|
|
Other Benefits
|
|
|
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
12 Months Ended December 31, 2013
|
|
12 Months Ended December 31, 2015
|
|
12 Months Ended December 31, 2014
|
|
12 Months Ended December 31, 2013
|
|
|
Discount rate
|
|
|
3.80
|
%
|
|
4.73
|
%
|
|
4.17
|
%
|
|
3.37
|
%
|
|
4.00
|
%
|
|
3.90
|
%
|
|
Weighted average expected long-term return on plan assets
|
|
|
7.81
|
%
|
|
7.81
|
%
|
|
7.27
|
%
|
|
N/A
|
|
|
N/A
|
|
|
N/A
|
|
|
Rate of compensation increase
|
|
|
N/A
|
|
|
N/A
|
|
|
N/A
|
|
|
N/A
|
|
|
N/A
|
|
|
N/A
|
|
|
| Schedule of benefits expected to be paid |
|
(In thousands)
|
|
Pension Benefits
|
|
|
2016
|
|
$
|
2,790
|
|
|
2017
|
|
|
3,926
|
|
|
2018
|
|
|
3,656
|
|
|
2019
|
|
|
4,238
|
|
|
2020
|
|
|
4,034
|
|
|
Years 2021 - 2025
|
|
|
33,228
|
|
|
| Schedule of target allocations for plan assets |
|
Asset Category
|
|
Target Allocation
|
|
|
Fixed(1)
|
|
|
15
|
%
|
|
Equity Securities—U.S.
|
|
|
25
|
%
|
|
Equity Securities—International
|
|
|
15
|
%
|
|
Collective trust fund
|
|
|
25
|
%
|
|
Private Real Estate
|
|
|
15
|
%
|
|
Commodities broad basket
|
|
|
5
|
%
|
|
|
|
|
|
|
|
|
|
|
100
|
%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(1)
|
Includes U.S. Treasury Securities and Bond market fund.
|
|
| Schedule of fair value of the pension plan assets |
|
|
|
|
|
Fair Value Measurements at December 31, 2015 Using
|
|
|
(In thousands)
|
|
Total Carrying Value at December 31, 2015
|
|
Quoted prices in active market (Level 1)
|
|
Significant other observable inputs (Level 2)
|
|
Significant unobservable inputs (Level 3)
|
|
|
Cash and cash equivalents
|
|
$
|
289
|
|
$
|
289
|
|
$
|
—
|
|
$
|
—
|
|
|
U.S. treasury securities
|
|
|
1,452
|
|
|
1,452
|
|
|
—
|
|
|
—
|
|
|
Equity securities:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
U.S. companies
|
|
|
16,884
|
|
|
16,884
|
|
|
—
|
|
|
—
|
|
|
International companies
|
|
|
9,888
|
|
|
9,888
|
|
|
—
|
|
|
—
|
|
|
Bond market fund
|
|
|
8,526
|
|
|
8,526
|
|
|
—
|
|
|
—
|
|
|
Collective trust fund
|
|
|
15,771
|
|
|
—
|
|
|
15,771
|
|
|
—
|
|
|
Commodities broad basket fund
|
|
|
2,823
|
|
|
2,823
|
|
|
—
|
|
|
—
|
|
|
Private real estate
|
|
|
8,988
|
|
|
—
|
|
|
8,988
|
|
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total assets at fair value
|
|
$
|
64,621
|
|
$
|
39,862
|
|
$
|
24,759
|
|
$
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Fair Value Measurements at December 31, 2014 Using
|
|
|
(In thousands)
|
|
Total Carrying Value at December 31, 2014
|
|
Quoted prices in active market (Level 1)
|
|
Significant other observable inputs (Level 2)
|
|
Significant unobservable inputs (Level 3)
|
|
|
Cash and cash equivalents
|
|
$
|
300
|
|
$
|
300
|
|
$
|
—
|
|
$
|
—
|
|
|
U.S. treasury securities
|
|
|
1,615
|
|
|
1,615
|
|
|
—
|
|
|
—
|
|
|
Equity securities:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
U.S. companies
|
|
|
18,513
|
|
|
18,513
|
|
|
—
|
|
|
—
|
|
|
International companies
|
|
|
10,109
|
|
|
10,109
|
|
|
—
|
|
|
—
|
|
|
Bond market fund
|
|
|
9,173
|
|
|
9,173
|
|
|
—
|
|
|
—
|
|
|
Collective trust fund
|
|
|
17,485
|
|
|
—
|
|
|
17,485
|
|
|
—
|
|
|
Commodities broad basket fund
|
|
|
2,918
|
|
|
2,918
|
|
|
—
|
|
|
—
|
|
|
Private real estate
|
|
|
10,311
|
|
|
—
|
|
|
10,311
|
|
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total assets at fair value
|
|
$
|
70,424
|
|
$
|
42,628
|
|
$
|
27,796
|
|
$
|
—
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|