Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2019

Share-based Payment Arrangement [Abstract]

Summary of Nonvested Restricted Stock, Stock Grants and Stock Units

The following table is a summary of awards granted and the weighted-average grant date fair value for the three years ended 2019, 2018 and 2017:

	Restricted Stock Units, Stock Grants, and Stock Units (a)						Performance Shares (b)
	2019		2018		2017		2019		2018		2017
Units granted	109,106		132,997		161,963		142,874		171,708		147,706
Weighted-average grant date fair value	$	89.15	$	77.51	$	72.60	$	92.16	$	76.56	$	78.99

(a) Units granted includes awards that will be cash settled of 48,972 in 2019, 66,252 in 2018, and 67,599 in 2017.

(b)

Reflects the target payout level.

The following table is a summary of the status of non-vested awards as of December 31, 2019 and changes during the year:

	Restricted Stock Units, Stock Grants, and Stock Units					Performance Shares
	Shares			Weighted-Average Grant Date Fair Value		Shares (b)		Weighted-Average Grant Date Fair Value
Nonvested at January 1, 2019	270,991			$	74.39	312,384		$	77.67
Granted	109,106			89.15		142,874		92.16
Vested	(132,102	)		73.48		(139,214	)	78.99
Forfeited (c)	(5,383	)		80.10		(9,074	)	81.03
Nonvested at December 31, 2019	242,612		(a)	81.38		306,970		83.65
Vested Awards Outstanding at December 31, 2019	67,148					139,214

 

(a) Includes 141,621 of awards that will be cash settled.

(b) The nonvested performance shares are reflected at target payout level. 

(c) We account for forfeitures as they occur.

Summary of Nonvested Performance Shares

The following table is a summary of awards granted and the weighted-average grant date fair value for the three years ended 2019, 2018 and 2017:

	Restricted Stock Units, Stock Grants, and Stock Units (a)						Performance Shares (b)
	2019		2018		2017		2019		2018		2017
Units granted	109,106		132,997		161,963		142,874		171,708		147,706
Weighted-average grant date fair value	$	89.15	$	77.51	$	72.60	$	92.16	$	76.56	$	78.99

(a) Units granted includes awards that will be cash settled of 48,972 in 2019, 66,252 in 2018, and 67,599 in 2017.

(b)

Reflects the target payout level.

The following table is a summary of the status of non-vested awards as of December 31, 2019 and changes during the year:

	Restricted Stock Units, Stock Grants, and Stock Units					Performance Shares
	Shares			Weighted-Average Grant Date Fair Value		Shares (b)		Weighted-Average Grant Date Fair Value
Nonvested at January 1, 2019	270,991			$	74.39	312,384		$	77.67
Granted	109,106			89.15		142,874		92.16
Vested	(132,102	)		73.48		(139,214	)	78.99
Forfeited (c)	(5,383	)		80.10		(9,074	)	81.03
Nonvested at December 31, 2019	242,612		(a)	81.38		306,970		83.65
Vested Awards Outstanding at December 31, 2019	67,148					139,214

 

(a) Includes 141,621 of awards that will be cash settled.

(b) The nonvested performance shares are reflected at target payout level. 

(c) We account for forfeitures as they occur.