Stock-Based Compensation Plans (Tables)

9 Months Ended

Sep. 30, 2013

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

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

Stock-based compensation expense recognized in the accompanying Condensed Consolidated Statements of Income is summarized in the following table:

	Three months ended September 30,				Nine months ended September 30,
(In thousands)	2013		2012		2013		2012
Stock options	$	886,281	$	737,208	$	2,831,966	$	1,795,501
Restricted stock	1,276,153		1,826,888		4,925,085		4,939,347
Stock-based compensation	$	2,162,434	$	2,564,096	$	7,757,051	$	6,734,848

Summary Of Weighted-Average Assumptions

The fair value of each option award is estimated on the date of grant using the Black-Scholes Option-Pricing Model with the following weighted-average assumptions:

	2013		2012
Weighted-average assumptions:
Expected term	6.9 years		6.6 years
Expected dividend yield	1.80	%	1.00	%
Expected forfeiture rate	10.00	%	9.00	%
Expected volatility	58.97	%	61.03	%
Risk-free interest rate	1.36	%	1.30	%
Fair value of option at grant date	$10.96		$11.71

Summary Of Stock Option Activity

The following table summarizes stock option activity under the Plans for the nine month period ending September 30, 2013:

	Nine months ended September 30, 2013
	Number of Shares	Weighted-Average Exercise Price
Outstanding, at January 1, 2013	2,476,645	$	28.99
Granted	436,043	23.00
Exercised	59,521	17.19
Forfeited/Expired	156,312	29.65
Outstanding, at September 30, 2013	2,696,855	$	28.25
Exercisable, at September 30, 2013	2,107,489	$	29.72
Expected to vest, at September 30, 2013	540,314	$	22.95

Summary Of Restricted Stock Activity

The following table summarizes performance-based restricted stock activity under the Plans for the nine month period ending September 30, 2013:

	Nine months ended September 30, 2013
	Number of Shares	Weighted-average Grant Date Fair Value
Outstanding, at January 1, 2013	94,407	$	25.44
Granted	163,519	24.04
Vested (1)	64,169	24.77
Forfeited/Modified	34,825	24.55
Outstanding, at September 30, 2013	158,932	$	24.46

(1) Vested for purposes of recording compensation expense on a straight-line basis.

The following table summarizes time-based restricted stock activity under the Plans for the nine month period ending September 30, 2013:

	Nine months ended September 30, 2013
	Number of Shares	Weighted-average Grant Date Fair Value		Number of Units	Weighted-average Grant Date Fair Value
Outstanding, at January 1, 2013	249,294	$	22.12	33,742	$	22.12
Granted	222,585	22.80		—	—
Vested (1)	154,133	21.78		19,700	22.21
Forfeited/Modified	20,531	22.40		9,778	21.67
Outstanding, at September 30, 2013	297,215	$	22.55	4,264	$	22.75

(1) Vested for purposes of recording compensation expense on a straight-line basis.