BUSINESS - Schedule of Error Correction (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	9 Months Ended	12 Months Ended
Dec. 31, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Dec. 31, 2020	Dec. 31, 2019	Mar. 31, 2020	Jun. 30, 2020
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Selling, General and Administrative Expense	$ (13,831)	$ (14,518)	$ (15,888)	$ (16,161)	$ (15,181)	$ (30,641)	$ (31,342)	$ (47,230)	$ (61,748)
Investigation, proxy solicitation and restatement expenses	0	5,861	4,181	3,277	6,491	0	9,768	13,949	19,810
Depreciation and amortization	1,052	1,098	1,107	1,080	1,022	2,120	2,102	3,209	4,307
Total operating expenses	$ 14,883	21,477	21,176	20,518	22,694	$ 32,761	43,212	64,388	85,865
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Selling, General and Administrative Expense		(12,485)	(18,065)	(12,520)	(17,196)		(29,716)	(47,781)	(60,266)
Investigation, proxy solicitation and restatement expenses		7,894	2,004	6,918	4,476		11,394	13,398	21,292
Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Selling, General and Administrative Expense		(2,033)	2,177	(3,641)	2,015		(1,626)	551	(1,482)
Investigation, proxy solicitation and restatement expenses		$ (2,033)	$ 2,177	$ (3,641)	$ 2,015		$ (1,626)	$ 551	$ (1,482)

The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

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A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

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The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

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