Stockholders’ Equity (Tables)

9 Months Ended

Sep. 30, 2018

Stockholders' Equity Note [Abstract]

Schedule of Stockholders Equity

Changes in stockholders’ equity for the nine months ended September 30, 2018 and 2017 were as follows:

	Preferred stock		Preference stock			Common stock		Additional paid-in capital			Retained earnings			Accumulated other comprehensive loss			Treasury stock			Total equity
Balance at December 31, 2017	$	1	$	441		$	323,338	$	138,367		$	5,229,584		$	(792,173	)	$	(4,710,997	)	$	188,561
Cumulative effect of accounting changes	—		—			—		—			(12,207		)	—			—			(12,207		)
Net income	—		—			—		—			178,680			—			—			178,680
Other comprehensive loss	—		—			—		—			—			(12,436		)	—			(12,436		)
Dividends paid	—		—			—		—			(105,296		)	—			—			(105,296		)
Issuance of common stock	—		—			—		(35,457		)	—			—			34,050			(1,407		)
Conversion to common stock	—		(38		)	—		(763		)	—			—			801			—
Stock-based compensation expense	—		—			—		15,771			—			—			—			15,771
Balance at September 30, 2018	$	1	$	403		$	323,338	$	117,918		$	5,290,761		$	(804,609	)	$	(4,676,146	)	$	251,666

	Preferred stock		Preference stock			Common stock		Additional paid-in capital			Retained earnings			Accumulated other comprehensive loss			Treasury stock			Total (deficit) equity
Balance at December 31, 2016	$	1	$	483		$	323,338	$	148,125		$	5,107,734		$	(940,133	)	$	(4,743,208	)	$	(103,660	)
Net income	—		—			—		—			171,392			—			—			171,392
Other comprehensive income	—		—			—		—			—			121,649			—			121,649
Dividends paid	—		—			—		—			(104,524		)	—			—			(104,524		)
Issuance of common stock	—		—			—		(32,538		)	—			—			30,202			(2,336		)
Conversion to common stock	—		(26		)	—		(505		)	—			—			531			—
Stock-based compensation expense	—		—			—		18,312			—			—			—			18,312
Balance at September 30, 2017	$	1	$	457		$	323,338	$	133,394		$	5,174,602		$	(818,484	)	$	(4,712,475	)	$	100,833