COMMON STOCK (Tables)

12 Months Ended

Dec. 31, 2021

Stockholders' Equity Note [Abstract]

Schedule of Common Stock Shares Issued and Outstanding

The following shares were issued and outstanding at December 31:

	2021	2020	2019
Beginning of Year	100,591,940	92,394,155	85,506,218
New Issuances During Year:
Settlement of Equity Forward Sale Agreement	4,891,579	—	6,779,661
Stock-Based Compensation Plan	161,990	75,502	108,276
Public Equity Offering	11,694,984	8,122,283	—
End of Year	117,340,493	100,591,940	92,394,155

Schedule of Convertible Units

The convertible units consisted of the following (in thousands):

	December 31, 2021		December 31, 2020
Principal amount:	2021 Series B Remarketable Junior Subordinated Notes due 2029		2018 Series A Remarketable Junior Notes due 2031
Principal (A)	$	335,000	$	287,500
Unamortized debt discount and issuance costs (A)	$	9,110	$	7,181
Net carrying amount	$	325,890	$	280,319
Carrying amount of the equity component (B)	$	—	$	—

(A) Included in the consolidated balance sheets within Long-Term Debt.

(B) There is no equity portion as of December 31, 2021 and 2020 for these Notes.