Share-Based Payment Arrangements (Tables)

3 Months Ended

Mar. 31, 2019

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Option Activity

					Weighted
			Weighted		Average
			Average		Remaining		Aggregate
	Number of		Exercise		Contractual		Intrinsic
Options	Shares		Price		Term (Years)		Value ($000)
Outstanding at January 1, 2019		46,865	$	31.88		2.6	$	164
Exercised/Released		—		—				—
Cancelled/Forfeited		—		—				—
Expired		—		—				—
Outstanding at March 31, 2019		46,865	$	31.88		2.3	$	399
Exercisable at March 31, 2019		46,865	$	31.88		2.3	$	399

Summary of Nonvested Restricted and Performance Shares

				Weighted
				Average
	Number of			Grant Date
	Shares			Fair Value
Nonvested at January 1, 2019		1,494,041		$	39.89
Granted		72,081			34.20
Vested		(8,028	)		47.17
Forfeited		(20,499	)		38.92
Nonvested at March 31, 2019		1,537,595		$	39.60