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EARNINGS (LOSS) PER SHARE (Tables)
9 Months Ended
Sep. 30, 2020
Earnings Per Share [Abstract]  
Schedule of calculations of shares used to compute basic and diluted earnings (loss) per share
The calculations of shares used to compute earnings (loss) per share were as follows (in thousands):
 Three months endedNine months ended
 September 30,
2020
September 30,
2019
September 30,
2020
September 30,
2019
Weighted average shares outstanding—basic144,948 110,080 136,837 109,523 
Potential dilutive common shares6,732 676 — 577 
Weighted average shares outstanding—diluted151,680 110,756 136,837 110,100