Share-Based Payments (Tables)

12 Months Ended

Dec. 31, 2019

Share-based Payment Arrangement [Abstract]

Schedule of Nonvested Share Activity

A summary of changes in the Company’s nonvested shares and related information for the years ended December 31, 2019, 2018 and 2017 is presented below:

	Shares		Weighted Average Grant-Date Fair Value
Nonvested at January 1, 2017	818,755		$	27.19
Granted	337,384		$	38.51
Vested	(253,509	)	$	25.67
Forfeited	(96,924	)	$	28.97
Nonvested at December 31, 2017	805,706		$	32.23
Granted	306,592		$	41.47
Vested	(237,146	)	$	28.78
Forfeited	(61,012	)	$	35.92
Nonvested at December 31, 2018	814,140		$	36.43
Granted	405,516		$	35.08
Vested	(268,253	)	$	32.50
Forfeited	(62,386	)	$	37.12
Nonvested at December 31, 2019	889,017		$	36.96

Schedule of Share-based Compensation, Stock Options, Activity

A summary of option activity under the Plan as of December 31, 2019, and changes during the year then ended is presented below:

	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Aggregate Intrinsic Value ($000)
Balance at December 31, 2018	5,514		$	9.91
Expired	(1,187	)	9.91
Exercised	(4,327	)	9.91
Balance at December 31, 2019	—		$	—	0	$	—