EARNINGS PER COMMON SHARE (Tables)

3 Months Ended

Mar. 31, 2013

EARNINGS PER COMMON SHARE [Abstract]

Reconciliation of earnings per share data

A reconciliation of the earnings per share data from a basic to a fully diluted basis is detailed below (in thousands, except per share amounts): 

	Three months ended March 31,
	2013		2012
Net income	$	10,842	$	3,108
Net income per share:
Basic	$	0.11	$	0.03
Diluted	$	0.10	$	0.03
Shares used in computing net income per share:
Weighted average basic shares outstanding		95,926		95,011
Dilutive securities:
Stock options and unvested RSA's		4,193		4,097
Stock warrants		6,589		6,502
Shares issuable upon conversion of convertible notes (1)		4,843		3,559
Total dilutive securities		15,625		14,158
Weighted average diluted shares outstanding		111,551		109,169

(1) Shares issuable upon conversion of convertible notes assumes that that Company would repay the principal of the notes in cash and pay any incremental value in shares of the Company's common stock.