Shareholders' Equity

3 Months Ended

Mar. 31, 2022

Stockholders Equity Note [Abstract]

Shareholders' Equity

10.Shareholders’ Equity

Authorized Capital—Common Stock and Preferred Stock

Under the Amended and Restated Articles of Incorporation, which became effective in June 2018, the Company is authorized to issue two classes of stock designated as common stock and preferred stock. The Company’s total authorized capital stock is 620,000,000 shares, consisting of 600,000,000 shares of common stock, $0.0001 par value per share, and 20,000,000 shares of undesignated preferred stock, $0.0001 par value per share.

The changes to the Company’s shareholders’ equity during the three months ended March 31, 2022, is as follows (in thousands, except share data):

							Accumulated
					Additional		Other						Total
	Common Stock				Paid-In		Comprehensive			Accumulated			Shareholders’
	Shares		Amount		Capital		Loss			Deficit			Equity
Balance at January 1, 2022		87,086,665	$	9	$	1,732,742	$	(3,428	)	$	(702,869	)	$	1,026,454
Exercise of stock options		107,623				2,281								2,281
Vesting of restricted stock units		466,497
Vesting of performance share units		38,291
Stock-based compensation cost						33,371								33,371
Shares issued under employee stock    purchase plan		85,926				8,006								8,006
Loss on translation adjustment								(1,347	)					(1,347	)
Net loss											(32,557	)		(32,557	)
Balance at March 31, 2022		87,785,002	$	9	$	1,776,400	$	(4,775	)	$	(735,426	)	$	1,036,208

The changes to the Company’s shareholders’ equity for the three months ended March 31, 2021, is as follows (in thousands, except share data):

							Accumulated
					Additional		Other						Total
	Common Stock				Paid-In		Comprehensive			Accumulated			Shareholders’
	Shares		Amount		Capital		Loss			Deficit			Equity
Balance at January 1, 2021		85,057,727	$	9	$	1,648,741	$	(1,339	)	$	(567,251	)	$	1,080,160
Exercise of stock options		296,226				5,529								5,529
Vesting of restricted stock units		346,008
Stock-based compensation cost						19,127								19,127
Shares issued under employee stock    purchase plan		60,064				7,088								7,088
Loss on translation adjustment								(390	)					(390	)
Net loss											(30,068	)		(30,068	)
Balance at March 31, 2021		85,760,025	$	9	$	1,680,485	$	(1,729	)	$	(597,319	)	$	1,081,446