Equity (Tables)

6 Months Ended

Jun. 30, 2019

Equity [Abstract]

Schedule of changes in total common stockholders' equity

The Company’s changes in total common stockholders’ equity for the six months ended June 30, 2019 and 2018 were as follows:

	Six months ended June 30, 2019
	Common Stock				Additional Paid-in Capital			Retained Earnings			Total Stockholders' Equity
	Shares		Amount
	(In thousands)
Balance at January 1, 2019	48,065		$	481	$	337,623		$	392,053		$	730,157
Net loss								(7,640		)	(7,640		)
Issuance of common stock	109		—		3,179			—			3,179
Repurchase of common stock	(40	)	—		(2,074		)	—			(2,074		)
Dividends paid on common stock ($0.1975 per share)								(9,493		)	(9,493		)
Balance at March 31, 2019	48,134		481		338,728			374,920			714,129
Net income								16,996			16,996
Issuance of common stock	8		—		1,675			—			1,675
Repurchase of common stock	(2	)	—		(129		)	—			(129		)
Dividends paid on common stock ($0.1975 per share)								(9,507		)	(9,507		)
Balance at June 30, 2019	48,140		481		340,274			382,409			723,164

	Six months ended June 30, 2018
	Common Stock				Additional Paid-in Capital			Retained Earnings			Total Stockholders' Equity
	Shares		Amount
	(In thousands)
Balance at January 1, 2018	48,012		$	480	$	336,229		$	362,512		$	699,221
Net loss								(762		)	(762		)
Issuance of common stock	95		1		635			—			636
Repurchase of common stock	(33	)	—		(1,239		)	—			(1,239		)
Dividends paid on common stock ($0.1875 per share)								(9,003		)	(9,003		)
Balance at March 31, 2018	48,074		481		335,625			352,747			688,853
Net income								14,805			14,805
Issuance of common stock	—		—		737			—			737
Repurchase of common stock	(4	)	—		(124		)	—			(124		)
Dividends paid on common stock ($0.1875 per share)								(9,014		)	(9,014		)
Balance at June 30, 2018	48,070		481		336,238			358,538			695,257