Capital Structure and Per Share Data (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Dilutive Effect on Earnings Per Share

The following table illustrates the dilutive effect of such items on earnings per share for 2018, 2017 and 2016:

	Year Ended December 31, 2018
		Income (Loss)				Income (Loss)
		From Continuing Operations				From Discontinued Operations				Net Income (Loss)
	Weighted Average Shares	Amount		Per Share Amount		Amount		Per Share Amount		Amount		Per Share Amount
	(In thousands, except per share amounts)
Earnings (loss) and shares	42,708	$	52,390			$	(740)			$	51,650
Effect of participating securities:
Non-vested restricted stock		(50)				—				(50)
Basic earnings (loss) and shares	42,708	$	52,340	$	1.23	$	(740)	$	(0.02)	$	51,600	$	1.21
Effect of dilutive securities:
Stock compensation plans	242
Diluted earnings (loss) and shares	42,950	$	52,340	$	1.22	$	(740)	$	(0.02)	$	51,600	$	1.20

	Year Ended December 31, 2017
		Income (Loss)				Income (Loss)
		From Continuing Operations				From Discontinued Operations				Net Income (Loss)
	Weighted Average Shares	Amount		Per Share Amount		Amount		Per Share Amount		Amount		Per Share Amount
	(In thousands, except per share amounts)
Earnings (loss) and shares	43,997	$	94,153			$	(1,170)			$	92,983
Effect of participating securities:
Non-vested restricted stock		(85)				—				(85)
Basic earnings (loss) and shares	43,997	$	94,068	$	2.14	$	(1,170)	$	(0.03)	$	92,898	$	2.11
Effect of dilutive securities:
Stock compensation plans	361
Diluted earnings (loss) and shares	44,358	$	94,068	$	2.12	$	(1,170)	$	(0.03)	$	92,898	$	2.09

	Year Ended December 31, 2016
		Income (Loss)				Income (Loss)
		From Continuing Operations				From Discontinued Operations				Net Income (Loss)
	Weighted Average Shares	Amount		Per Share Amount		Amount		Per Share Amount		Amount		Per Share Amount
	(In thousands, except per share amounts)
Earnings (loss) and shares	45,637	$	94,516			$	(1,323)			$	93,193
Effect of participating securities:
Non-vested restricted stock and restricted stock units		(52)				—				(52)
Basic earnings (loss) and shares	45,637	$	94,464	$	2.07	$	(1,323)	$	(0.03)	$	93,141	$	2.04
Effect of dilutive securities:
Stock compensation plans	311
Diluted earnings (loss) and shares	45,948	$	94,464	$	2.06	$	(1,323)	$	(0.03)	$	93,141	$	2.03