STOCKHOLDERS' EQUITY - Narrative (Detail) - USD ($)				3 Months Ended	6 Months Ended		12 Months Ended
	Jul. 06, 2021	Feb. 11, 2021	Feb. 03, 2021	Mar. 31, 2021	Dec. 31, 2021	Jun. 30, 2020	Dec. 31, 2020	Feb. 23, 2022	Nov. 17, 2021	Oct. 22, 2014	Nov. 01, 2007
Class of Stock [Line Items]
Maximum value authorized for future issuance		$ 50,000,000
Sale of stock, number of shares issued in transaction				3,300,000	3,200,000
Sale of stock, consideration received on transaction				$ 35,900,000	$ 23,300,000
Payments of stock issuance costs				$ 1,200,000	$ 800,000
Stock repurchase program, authorized amount								$ 30,000,000			$ 50,000,000
Stock repurchase program, additional authorized amount										$ 30,000,000
Repurchase of stock (in shares)						4,900,000
Repurchased shares, value						$ 30,600,000	$ 30,642,000
Stock repurchase program, average cost (in dollars per share)						$ 6.21
Common stock, par value (in dollars per share)					$ 0.001		$ 0.001		$ 0.001
Treasury Stock
Class of Stock [Line Items]
Repurchase of stock (in shares)							4,932,977
Repurchased shares, value							$ 30,642,000
Equity Distribution Agreement
Class of Stock [Line Items]
Maximum value authorized for future issuance	$ 60,000,000		$ 250,000,000
Common stock issued, commission fee, percentage	2.25%	2.25%