XML 101 R55.htm IDEA: XBRL DOCUMENT
v3.20.4

Employee Benefit Plans (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Retirement Benefits [Abstract] |
Funded status of pension and other postretirement benefit plans | The funded status of the company’s pension and OPEB plans for 2020 and 2019 follows:
| Pension Benefits |  |
| 2020 |  |  | 2019 |  | Other Benefits
| U.S. |  | Int’l. |  |  | U.S. |  | Int’l. |  | 2020 |  |  | 2019
Change in Benefit Obligation |  |  |  |  |  |  |  |  |  |  |  |  |
Benefit obligation at January 1 | $ | 14,465 |  |  | $ | 5,680 |  |  |  | $ | 11,726 |  |  | $ | 4,820 |  |  | $ | 2,520 |  |  |  | $ | 2,430 |
Service cost | 497 |  |  | 130 |  |  |  | 406 |  |  | 139 |  |  | 38 |  |  |  | 36 |
Interest cost | 353 |  |  | 175 |  |  |  | 397 |  |  | 199 |  |  | 71 |  |  |  | 96 |
Plan participants’ contributions | — |  |  | 3 |  |  |  | — |  |  | 4 |  |  | 59 |  |  |  | 72 |
Plan amendments | — |  |  | — |  |  |  | — |  |  | 29 |  |  | — |  |  |  | — |
Actuarial (gain) loss | 1,782 |  |  | 550 |  |  |  | 2,922 |  |  | 673 |  |  | 191 |  |  |  | 125 |
Foreign currency exchange rate changes | — |  |  | 158 |  |  |  | — |  |  | 121 |  |  | (1) |  |  |  | 2 |
Benefits paid | (2,045) |  |  | (368) |  |  |  | (1,035) |  |  | (302) |  |  | (214) |  |  |  | (240) |
Divestitures/Acquisitions | 22 |  |  | — |  |  |  | 49 |  |  | — |  |  | — |  |  |  | (1) |
Curtailment | 92 |  |  | (21) |  |  |  | — |  |  | (3) |  |  | (14) |  |  |  | — |
Benefit obligation at December 31 | 15,166 |  |  | 6,307 |  |  |  | 14,465 |  |  | 5,680 |  |  | 2,650 |  |  |  | 2,520 |
Change in Plan Assets |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of plan assets at January 1 | 10,177 |  |  | 4,791 |  |  |  | 8,532 |  |  | 4,142 |  |  | — |  |  |  | — |
Actual return on plan assets | 848 |  |  | 500 |  |  |  | 1,548 |  |  | 566 |  |  | — |  |  |  | — |
Foreign currency exchange rate changes | — |  |  | 174 |  |  |  | — |  |  | 115 |  |  | — |  |  |  | — |
Employer contributions | 950 |  |  | 263 |  |  |  | 1,096 |  |  | 266 |  |  | 155 |  |  |  | 168 |
Plan participants’ contributions | — |  |  | 3 |  |  |  | — |  |  | 4 |  |  | 59 |  |  |  | 72 |
Benefits paid | (2,045) |  |  | (368) |  |  |  | (1,035) |  |  | (302) |  |  | (214) |  |  |  | (240) |
Divestitures/Acquisitions | — |  |  | — |  |  |  | 36 |  |  | — |  |  | — |  |  |  | — |
Fair value of plan assets at December 31 | 9,930 |  |  | 5,363 |  |  |  | 10,177 |  |  | 4,791 |  |  | — |  |  |  | — |
Funded status at December 31 | $ | (5,236) |  |  | $ | (944) |  |  |  | $ | (4,288) |  |  | $ | (889) |  |  | $ | (2,650) |  |  |  | $ | (2,520) |
Consolidated Balance Sheet for pension and other postretirement benefit plans | Amounts recognized on the Consolidated Balance Sheet for the company’s pension and OPEB plans at December 31, 2020 and 2019, include:
| Pension Benefits |  |
| 2020 |  |  | 2019 |  | Other Benefits
| U.S. |  | Int’l. |  |  | U.S. |  | Int’l. |  | 2020 |  |  | 2019
Deferred charges and other assets | $ | 24 |  |  | $ | 547 |  |  |  | $ | 23 |  |  | $ | 413 |  |  | $ | — |  |  |  | $ | — |
Accrued liabilities | (258) |  |  | (76) |  |  |  | (239) |  |  | (71) |  |  | (153) |  |  |  | (174) |
Noncurrent employee benefit plans | (5,002) |  |  | (1,415) |  |  |  | (4,072) |  |  | (1,231) |  |  | (2,497) |  |  |  | (2,346) |
Net amount recognized at December 31 | $ | (5,236) |  |  | $ | (944) |  |  |  | $ | (4,288) |  |  | $ | (889) |  |  | $ | (2,650) |  |  |  | $ | (2,520) |
Before tax basis amount in accumulated other comprehensive loss | Amounts recognized on a before-tax basis in “Accumulated other comprehensive loss” for the company’s pension and OPEB plans were $7,278 and $6,357 at the end of 2020 and 2019, respectively. These amounts consisted of:
| Pension Benefits |  |
| 2020 |  |  | 2019 |  | Other Benefits
| U.S. |  | Int’l. |  |  | U.S. |  | Int’l. |  | 2020 |  |  | 2019
Net actuarial loss | $ | 5,714 |  |  | $ | 1,401 |  |  |  | $ | 5,135 |  |  | $ | 1,269 |  |  | $ | 260 |  |  |  | $ | 74 |
Prior service (credit) costs | 3 |  |  | 86 |  |  |  | 5 |  |  | 102 |  |  | (186) |  |  |  | (228) |
Total recognized at December 31 | $ | 5,717 |  |  | $ | 1,487 |  |  |  | $ | 5,140 |  |  | $ | 1,371 |  |  | $ | 74 |  |  |  | $ | (154) |
Pension plans with accumulated benefit obligation in excess of plan assets | Information for U.S. and international pension plans with an accumulated benefit obligation in excess of plan assets at December 31, 2020 and 2019, was:
| Pension Benefits
| 2020 |  |  | 2019
| U.S. |  | Int’l. |  |  | U.S. |  | Int’l.
Projected benefit obligations | $ | 15,103 |  |  | $ | 2,084 |  |  |  | $ | 14,401 |  |  | $ | 1,554 |
Accumulated benefit obligations | 13,545 |  |  | 1,622 |  |  |  | 12,718 |  |  | 1,268 |
Fair value of plan assets | 9,842 |  |  | 600 |  |  |  | 10,091 |  |  | 278 |
Components of net periodic benefit cost and amounts recognized in other comprehensive income | The components of net periodic benefit cost and amounts recognized in the Consolidated Statement of Comprehensive Income for 2020, 2019 and 2018 are shown in the table below:
| Pension Benefits |  |  |  |  |  |  |
| 2020 |  |  | 2019 | 2018 |  | Other Benefits
| U.S. | Int’l. |  |  | U.S. | Int’l. | U.S. | Int’l. |  | 2020 |  |  | 2019 |  | 2018
Net Periodic Benefit Cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost | $ | 497 |  | $ | 130 |  |  |  | $ | 406 |  | $ | 139 |  | $ | 480 |  | $ | 141 |  |  | $ | 38 |  |  |  | $ | 36 |  |  | $ | 42 |
Interest cost | 353 |  | 175 |  |  |  | 397 |  | 199 |  | 370 |  | 206 |  |  | 71 |  |  |  | 96 |  |  | 94 |
Expected return on plan assets | (650) |  | (209) |  |  |  | (565) |  | (231) |  | (636) |  | (253) |  |  | — |  |  |  | — |  |  | — |
Amortization of prior service costs (credits) | 2 |  | 10 |  |  |  | 2 |  | 11 |  | 2 |  | 10 |  |  | (28) |  |  |  | (28) |  |  | (28) |
Recognized actuarial losses | 385 |  | 45 |  |  |  | 239 |  | 21 |  | 304 |  | 29 |  |  | 3 |  |  |  | (3) |  |  | 15 |
Settlement losses | 620 |  | 37 |  |  |  | 259 |  | 3 |  | 411 |  | 33 |  |  | — |  |  |  | — |  |  | — |
Curtailment losses (gains) | 92 |  | 2 |  |  |  | — |  | 16 |  | — |  | 3 |  |  | (27) |  |  |  | — |  |  | — |
Total net periodic benefit cost | 1,299 |  | 190 |  |  |  | 738 |  | 158 |  | 931 |  | 169 |  |  | 57 |  |  |  | 101 |  |  | 123 |
Changes Recognized in Comprehensive Income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net actuarial (gain) loss during period | 1,584 |  | 230 |  |  |  | 1,939 |  | 338 |  | 151 |  | 12 |  |  | 190 |  |  |  | 128 |  |  | (248) |
Amortization of actuarial loss | (1,005) |  | (98) |  |  |  | (498) |  | (24) |  | (715) |  | (62) |  |  | (4) |  |  |  | 3 |  |  | (15) |
Prior service (credits) costs during period | — |  | — |  |  |  | — |  | 29 |  | — |  | 23 |  |  | — |  |  |  | (1) |  |  | 3 |
Amortization of prior service (costs) credits | (2) |  | (17) |  |  |  | (2) |  | (30) |  | (2) |  | (13) |  |  | 42 |  |  |  | 28 |  |  | 28 |
Total changes recognized in other comprehensive income | 577 |  | 115 |  |  |  | 1,439 |  | 313 |  | (566) |  | (40) |  |  | 228 |  |  |  | 158 |  |  | (232) |
Recognized in Net Periodic Benefit Cost and Other Comprehensive Income | $ | 1,876 |  | $ | 305 |  |  |  | $ | 2,177 |  | $ | 471 |  | $ | 365 |  | $ | 129 |  |  | $ | 285 |  |  |  | $ | 259 |  |  | $ | (109) |
Weighted-average assumptions used to determine benefit obligations and net periodic benefit costs | The following weighted-average assumptions were used to determine benefit obligations and net periodic benefit costs for years ended December 31:
| Pension Benefits |  |  |  |  |  |  |
| 2020 |  |  | 2019 |  | 2018 |  |  |  |  | Other Benefits
| U.S. | Int’l. |  |  | U.S. | Int’l. |  | U.S. | Int’l. |  | 2020 |  |  | 2019 |  | 2018
Assumptions used to determine benefit obligations: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate | 2.4 | % | 2.4 | % |  |  | 3.1 | % | 3.2 | % |  | 4.2 | % | 4.4 | % |  | 2.6 | % |  |  | 3.2 | % |  | 4.4 | %
Rate of compensation increase | 4.5 | % | 4.0 | % |  |  | 4.5 | % | 4.0 | % |  | 4.5 | % | 4.0 | % |  | N/A |  |  | N/A |  | N/A
Assumptions used to determine net periodic benefit cost: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate for service cost | 3.3 | % | 3.2 | % |  |  | 4.4 | % | 4.4 | % |  | 3.7 | % | 3.9 | % |  | 3.5 | % |  |  | 4.6 | % |  | 3.9 | %
Discount rate for interest cost | 2.6 | % | 3.2 | % |  |  | 3.7 | % | 4.4 | % |  | 3.0 | % | 3.9 | % |  | 3.0 | % |  |  | 4.2 | % |  | 3.5 | %
Expected return on plan assets | 6.5 | % | 4.5 | % |  |  | 6.8 | % | 5.6 | % |  | 6.8 | % | 5.5 | % |  | N/A |  |  | N/A |  | N/A
Rate of compensation increase | 4.5 | % | 4.0 | % |  |  | 4.5 | % | 4.0 | % |  | 4.5 | % | 4.0 | % |  | N/A |  |  | N/A |  | N/A
Fair value measurements of the Company's pension plans | The fair value measurements of the company’s pension plans for 2020 and 2019 are as follows:
| U.S. |  |  | Int’l.
| Total |  | Level 1 |  | Level 2 |  | Level 3 |  | NAV |  |  | Total |  | Level 1 |  | Level 2 |  | Level 3 |  | NAV
At December 31, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S.1 | $ | 1,769 |  |  | $ | 1,769 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  | $ | 471 |  |  | $ | 471 |  |  | $ | — |  |  | $ | — |  |  | $ | — |
International | 1,958 |  |  | 1,958 |  |  | — |  |  | — |  |  | — |  |  |  | 422 |  |  | 421 |  |  | — |  |  | 1 |  |  | — |
Collective Trusts/Mutual Funds 2 | 1,079 |  |  | 52 |  |  | — |  |  | — |  |  | 1,027 |  |  |  | 184 |  |  | 6 |  |  | — |  |  | — |  |  | 178 |
Fixed Income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Government | 523 |  |  | — |  |  | 523 |  |  | — |  |  | — |  |  |  | 265 |  |  | 144 |  |  | 121 |  |  | — |  |  | — |
Corporate | 1,444 |  |  | — |  |  | 1,444 |  |  | — |  |  | — |  |  |  | 493 |  |  | — |  |  | 490 |  |  | 3 |  |  | — |
Bank Loans | 120 |  |  | — |  |  | 113 |  |  | 7 |  |  | — |  |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Mortgage/Asset Backed | 1 |  |  | — |  |  | 1 |  |  | — |  |  | — |  |  |  | 4 |  |  | — |  |  | 4 |  |  | — |  |  | — |
Collective Trusts/Mutual Funds 2 | 963 |  |  | — |  |  | — |  |  | — |  |  | 963 |  |  |  | 2,230 |  |  | 5 |  |  | — |  |  | — |  |  | 2,225 |
Mixed Funds 3 | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  | 84 |  |  | 7 |  |  | 77 |  |  | — |  |  | — |
Real Estate 4 | 1,089 |  |  | — |  |  | — |  |  | — |  |  | 1,089 |  |  |  | 277 |  |  | — |  |  | — |  |  | 55 |  |  | 222 |
Alternative Investments | 924 |  |  | — |  |  | — |  |  | — |  |  | 924 |  |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Cash and Cash Equivalents | 235 |  |  | 228 |  |  | 7 |  |  | — |  |  | — |  |  |  | 338 |  |  | 334 |  |  | 2 |  |  | — |  |  | 2 |
Other 5 | 72 |  |  | (5) |  |  | 29 |  |  | 44 |  |  | 4 |  |  |  | 23 |  |  | — |  |  | 21 |  |  | 2 |  |  | — |
Total at December 31, 2019 | $ | 10,177 |  |  | $ | 4,002 |  |  | $ | 2,117 |  |  | $ | 51 |  |  | $ | 4,007 |  |  |  | $ | 4,791 |  |  | $ | 1,388 |  |  | $ | 715 |  |  | $ | 61 |  |  | $ | 2,627 |
At December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S.1 | $ | 2,286 |  |  | $ | 2,286 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  | $ | 443 |  |  | $ | 443 |  |  | $ | — |  |  | $ | — |  |  | $ | — |
International | 2,211 |  |  | 2,210 |  |  | — |  |  | 1 |  |  | — |  |  |  | 373 |  |  | 373 |  |  | — |  |  | — |  |  | — |
Collective Trusts/Mutual Funds 2 | 1,107 |  |  | 48 |  |  | — |  |  | — |  |  | 1,059 |  |  |  | 192 |  |  | 7 |  |  | — |  |  | — |  |  | 185 |
Fixed Income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Government | 231 |  |  | — |  |  | 231 |  |  | — |  |  | — |  |  |  | 240 |  |  | 125 |  |  | 115 |  |  | — |  |  | — |
Corporate | 778 |  |  | — |  |  | 778 |  |  | — |  |  | — |  |  |  | 578 |  |  | 10 |  |  | 568 |  |  | — |  |  | — |
Bank Loans | 129 |  |  | — |  |  | 127 |  |  | 2 |  |  | — |  |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Mortgage/Asset Backed | 1 |  |  | — |  |  | 1 |  |  | — |  |  | — |  |  |  | 4 |  |  | — |  |  | 4 |  |  | — |  |  | — |
Collective Trusts/Mutual Funds 2 | 1,901 |  |  | 13 |  |  | — |  |  | — |  |  | 1,888 |  |  |  | 2,520 |  |  | 4 |  |  | — |  |  | — |  |  | 2,516 |
Mixed Funds 3 | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  | 127 |  |  | 38 |  |  | 89 |  |  | — |  |  | — |
Real Estate 4 | 1,018 |  |  | — |  |  | — |  |  | — |  |  | 1,018 |  |  |  | 448 |  |  | — |  |  | — |  |  | 45 |  |  | 403 |
Alternative Investments | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Cash and Cash Equivalents | 221 |  |  | 209 |  |  | 12 |  |  | — |  |  | — |  |  |  | 417 |  |  | 408 |  |  | 3 |  |  | — |  |  | 6 |
Other 5 | 47 |  |  | (19) |  |  | 22 |  |  | 41 |  |  | 3 |  |  |  | 21 |  |  | (2) |  |  | 19 |  |  | 4 |  |  | — |
Total at December 31, 2020 | $ | 9,930 |  |  | $ | 4,747 |  |  | $ | 1,171 |  |  | $ | 44 |  |  | $ | 3,968 |  |  |  | $ | 5,363 |  |  | $ | 1,406 |  |  | $ | 798 |  |  | $ | 49 |  |  | $ | 3,110 |
1 U.S. equities include investments in the company’s common stock in the amount of $4 at December 31, 2020, and $6 at December 31, 2019. 2 Collective Trusts/Mutual Funds for U.S. plans are entirely index funds; for International plans, they are mostly unit trust and index funds. 3 Mixed funds are composed of funds that invest in both equity and fixed-income instruments in order to diversify and lower risk. 4 The year-end valuations of the U.S. real estate assets are based on third-party appraisals that occur at least once a year for each property in the portfolio. 5 The “Other” asset class includes net payables for securities purchased but not yet settled (Level 1); dividends and interest- and tax-related receivables (Level 2); insurance contracts (Level 3); and investments in private-equity limited partnerships (NAV).
The effect of fair-value measurements using significant unobservable inputs on changes in Level 3 plan assets for the period | The effects of fair value measurements using significant unobservable inputs on changes in Level 3 plan assets are outlined below:
| Equity |  | Fixed Income |  |  |  |  |  |  |  |  |
| International |  | Corporate |  |  | Bank Loans |  |  | Real Estate |  |  | Other |  |  | Total
Total at December 31, 2018 | $ | 1 |  |  | $ | 21 |  |  |  | $ | 5 |  |  |  | $ | 56 |  |  |  | $ | 46 |  |  |  | $ | 129 |
Actual Return on Plan Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets held at the reporting date | (1) |  |  | 1 |  |  |  | — |  |  |  | — |  |  |  | (1) |  |  |  | (1) |
Assets sold during the period | — |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Purchases, Sales and Settlements | — |  |  | (19) |  |  |  | — |  |  |  | (1) |  |  |  | 1 |  |  |  | (19) |
Transfers in and/or out of Level 3 | 1 |  |  | — |  |  |  | 2 |  |  |  | — |  |  |  | — |  |  |  | 3 |
Total at December 31, 2019 | $ | 1 |  |  | $ | 3 |  |  |  | $ | 7 |  |  |  | $ | 55 |  |  |  | $ | 46 |  |  |  | $ | 112 |
Actual Return on Plan Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets held at the reporting date | — |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1 |  |  |  | 1 |
Assets sold during the period | — |  |  | — |  |  |  | — |  |  |  | (10) |  |  |  | — |  |  |  | (10) |
Purchases, Sales and Settlements | — |  |  | (3) |  |  |  | (5) |  |  |  | — |  |  |  | (2) |  |  |  | (10) |
Transfers in and/or out of Level 3 | — |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total at December 31, 2020 | $ | 1 |  |  | $ | — |  |  |  | $ | 2 |  |  |  | $ | 45 |  |  |  | $ | 45 |  |  |  | $ | 93 |
Benefit payments, which include estimated future service that are expected to be paid by the company in the next 10 years | The following benefit payments, which include estimated future service, are expected to be paid by the company in the next 10 years:
| Pension Benefits |  | Other
| U.S. |  | Int’l. |  | Benefits
2021 | $ | 1,779 |  |  | $ | 658 |  |  | $ | 153 |
2022 | 919 |  |  | 220 |  |  | 162 |
2023 | 1,069 |  |  | 225 |  |  | 158 |
2024 | 1,097 |  |  | 243 |  |  | 154 |
2025 | 1,068 |  |  | 250 |  |  | 151 |
2026-2030 | 4,856 |  |  | 1,400 |  |  | 706 |

X
- References No definition available. + Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of benefit obligation and plan assets of defined benefit plan with accumulated benefit obligation in excess of plan assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 + Details
Name: | us-gaap_ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans. This information may include, but is not limited to, the target allocation of plan assets, the fair value of each major category of plan assets, and the level within the fair value hierarchy in which the fair value measurements fall. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(5) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amounts that are recognized in the balance sheet (or statement of financial position) for pension plans and/or other employee benefit plans, showing separately the assets and current and noncurrent liabilities (if applicable) recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assumption used to determine benefit obligation and net periodic benefit cost of defined benefit plan. Includes, but is not limited to, discount rate, rate of compensation increase, expected long-term rate of return on plan assets and interest crediting rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfAssumptionsUsedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the effect of fair value measurements using significant unobservable inputs (Level 3) on changes in plan assets of pension plans and/or other employee benefit plans for the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(02) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of net funded status of pension plans and/or other employee benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetFundedStatusTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration