Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Company's Share-Based Compensation Activity and Related Information

A summary of the Company’s share-based compensation activity and related information is as follows:

	2016
	Shares (1)		Weighted- Average Exercise Price (2)
	(In Thousands)
Outstanding at beginning of year	4,181		$	71
Granted	894		100
Exercised	(1,045	)	59
Forfeited	(152	)	91
Outstanding at end of year (3)	3,878		$	79
Exercisable at end of year	2,171		$	70
Shares available for future grants	9,132

(1) Shares include Restricted Stock Units (RSUs).

(2) The weighted-average exercise price excludes RSUs.

(3) The exercise prices for SARs outstanding as of December 31, 2016 ranged from approximately $42 to $100. The weighted-average remaining contractual life of all SARs outstanding is approximately seven years.

Summary of Company's Nonvested Share Awards (RSUs) Activity

A summary of the Company’s nonvested share awards activity is as follows:

Nonvested Share Awards (RSUs)	Shares		Weighted- Average Grant Date Fair Value
	(In Thousands)
Nonvested at January 1, 2016	433		$	82
Granted	170		100
Vested	(140	)	73
Forfeited	(55	)	86
Nonvested at December 31, 2016	408		$	92