Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2018

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

Stock Compensation Plans

The table below summarizes the transactions under the Company’s active stock compensation plans for the six months ended June 30, 2018:

	Stock Options Outstanding				Non-vested Stock Awards Outstanding				Non-vested Stock Units Outstanding
	Number of Shares (000)		Weighted Average Exercise Price		Number of Shares (000)		Weighted Average Exercise Price		Number of Shares (000)		Weighted Average Exercise Price
Balance, January 1, 2018	812		$	21.98	162		$	20.86	652		$	27.92
Granted	—		—		—		—		319		29.22
Stock Options Exercised	(110	)	19.33		—		—		—		—
Stock Awards/Units Vested	—		—		(42	)	17.94		(160	)	27.70
Forfeited/Expired	(6	)	21.73		(10	)	19.81		(71	)	28.32
Balance, June 30, 2018	696		$	22.40	110		$	22.06	740		$	28.48
Exercisable, June 30, 2018	662		$	22.35

Stock Options

The following table summarizes information about stock options under the plans outstanding at June 30, 2018:

					Options Outstanding			Options Exercisable
Range of Exercise Prices					Number of Shares (000)	Weighted Average Remaining Contractual Life (Years)	Weighted Average Exercise Price	Number of Shares (000)	Weighted Average Exercise Price
$	8.78	—	$	8.78	1	0.56	$8.78	1	$8.78
9.46		—	9.46		1	3.55	9.46	1	9.46
10.65		—	10.65		4	4.57	10.65	4	10.65
10.76		—	10.76		2	1.55	10.76	2	10.76
20.29		—	20.29		71	6.50	20.29	71	20.29
20.36		—	20.36		3	6.38	20.36	1	20.36
22.20		—	22.20		74	6.73	22.20	74	22.20
22.75		—	22.75		436	7.11	22.75	436	22.75
23.51		—	23.51		97	7.56	23.51	65	23.51
24.07		—	24.07		7	7.21	24.07	7	24.07
$	8.78	—	$	24.07	696	7.02	$22.40	662	$22.35