Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Reconciliation of weighted average shares outstanding

The following is a reconciliation of the weighted-average common shares outstanding used for the computation of basic and diluted net loss per common share:

	Three Months Ended September 30,		Nine Months Ended September 30,
(in thousands)	2021	2020	2021	2020
Basic weighted-average common shares outstanding	51,583	51,002	51,323	50,766
Effect of dilutive options, restricted stock, and restricted stock units	—	—	—	—
Diluted weighted-average shares outstanding	51,583	51,002	51,323	50,766

Amounts that could potentially dilute basic earnings per share

The following represents the weighted average number of shares that could potentially dilute basic earnings per share in the future:

	Three Months Ended September 30,		Nine Months Ended September 30,
(in thousands)	2021	2020	2021	2020
Convertible preferred stock	31,242	21,527	30,955	7,228
Stock-based compensation awards(1):
Stock options	1,446	800	1,114	804
Restricted stock awards and restricted stock units	3,790	1,811	3,214	1,079
Warrants:
Private placement warrants	—	2,076	—	4,789
Public warrants	—	3,310	—	7,636

(1) SARs and Phantom stocks are payable in cash so will therefore have no impact on number of shares.