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SHAREHOLDERS' EQUITY (Tables)

9 Months Ended

Sep. 30, 2013

Equity [Abstract]

Shareholders equity



	Series A Nonconvertible										Additional						Accumulated Other								Total
	Preferred Stock					Common Stock					Paid-In			Accumulated			Comprehensive			Treasury Stock					Shareholders’
	Shares		Amount			Shares		Amount			Capital			Deficit			Loss			Shares		Amount			Equity
Balance, January 1, 2013	200,000		$	2		46,561,437		$	465		$	564,883		$	(204,211	)	$	(5,702	)	(205,902	)	$	(5,202	)	$	350,235
Net income	—		—			—		—			—			16,166			—			—		—			16,166
Other comprehensive income	—		—			—		—			—			—			489			—		—			489
Repurchase of common stock	—		—			—		—			—			—			—			(195,599	)	(5,456		)	(5,456		)
Exercise of common stock options, net of tendered shares	—		—			77,589		1			889			—			—			—		—			890
Stock-based employee compensation, net of shares withheld for employee taxes (A)	—		—			(13,904	)	—			1,959			—			—			—		—			1,959
Issuance of common stock to Board of Directors and Scientific Advisory Board (B)	—		—			34,153		1			897			—			—			—		—			898
Issuance of common stock under an Employee Stock Purchase Plan	—		—			11,488		—			268			—			—			—		—			268
Balance, September 30, 2013	200,000		$	2		46,670,763		$	467		$	568,896		$	(188,045	)	$	(5,213	)	(401,501	)	$	(10,658	)	$	365,449


(A)	Includes $435 (13,356 shares) that was accrued for in a previous period and charged to expense when earned, but issued in 2013, less shares withheld for taxes in the amount of $153 (4,672 shares).


(B)	Includes $300 (9,212 shares) that was earned in a previous period and charged to expense when earned, but issued in 2013.