NET INCOME (LOSS) PER COMMON SHARE (Tables)

12 Months Ended

Dec. 31, 2019

Earnings Per Share [Abstract]

Components of Computation of Basic and Diluted Net Income (loss) per Common Share

Components of the computation of basic and diluted net income (loss) per common share were as follows for the indicated periods (dollars in thousands, except per share amounts): 

	Year ended December 31
	2019			2018			2017
Basic net income (loss) per common share
Numerator for basic net income (loss) per common share:
Net (loss) income	$	(35,338	)	$	50,072		$	79,589
Preferred stock dividends		(19,368	)		(19,368	)		(17,442	)
Earnings participation of unvested equity awards		(100	)		(102	)		(150	)
	$	(54,806	)	$	30,602		$	61,997
Denominator for basic net income (loss) per common share:
Average number of shares of common stock outstanding		89,349			91,565			96,023
Average unvested stock awards outstanding		(627	)		(451	)		(305	)
		88,722			91,114			95,718
	$	(0.62	)	$	0.34		$	0.65
Diluted net income (loss) per common share
Numerator for diluted net income (loss) per common share:
Numerator for basic net income (loss) per common share	$	(54,806	)	$	30,602		$	61,997
Denominator for diluted net income (loss) per common share:
Denominator for basic net income (loss) per common share		88,722			91,114			95,718
Net effect of dilutive equity awards		-			116			125
		88,722			91,230			95,843
	$	(0.62	)	$	0.34		$	0.65