XML 35 R22.htm IDEA: XBRL DOCUMENT
v3.7.0.1

STOCK-BASED COMPENSATION (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Fair Value of Employee Stock Options Granted and Determined by Black-Scholes Valuation Model Assumptions | The weighted-average assumptions used and the calculated weighted-average fair values of the RTSR portion of the LTIP awards granted in 2017 and 2016 are as follows:
| 2017 |  | 2016
Risk-free interest rate | 1.46 | % |  | 1.01 | %
Expected volatility | 16.59 | % |  | 16.45 | %
Weighted-average fair value of units granted | $ | 119.29 |  |  | $ | 135.57 |
Share payout | 113.55 | % |  | 128.59 | %
| 2017 |  | 2016
Expected dividend yield | 2.89 | % |  | 2.94 | %
Risk-free interest rate | 2.15 | % |  | 1.66 | %
Expected life (in years) | 7.5 |  |  | 7.5 |
Expected volatility | 17.81 | % |  | 23.60 | %
Weighted-average fair value of options granted | $ | 14.70 |  |  | $ | 17.32 |

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

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration