Discontinued Operations (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2021

Dec. 31, 2020

Fair Value Disclosures [Abstract]

Summary of Assets and Liabilities Included as Discontinued Operations and Income (Loss) from Discontinued Operations

The following table summarizes the carrying amounts of the assets and liabilities included as discontinued operations in the condensed balance sheet at December 31, 2020 (in thousands):

	December 31, 2020
Assets of discontinued operations
Accounts receivable, net	$	214
Inventories		1,341
Prepaid expenses and other current assets		158
Property and equipment, net		684
Other long-term assets		78
Total assets of discontinued operations	$	2,475
Liabilities of discontinued operations
Accounts payable	$	100
Accrued expenses		201
Deferred revenue		2,487
Total liabilities of discontinued operations	$	2,788

The following table summarizes the major classes of items constituting income (loss) from discontinued operations in the condensed statements of operations for each of the periods presented (in thousands):

	Three Months Ended September 30,						Nine Months Ended September 30,
	2021			2020			2021			2020
Net revenues
Product sales	$	140		$	118		$	852		$	670
Service and other		349			729			1,748			2,259
Total net revenues		489			847			2,600			2,929
Cost of revenues
Product sales		158			347			1,201			1,127
Service and other		238			504			1,089			1,296
Total cost of revenues		396			851			2,290			2,423
Gross income (loss)		93			(4	)		310			506
Operating expenses
Selling, general and administrative		330			236			1,110			958
Research and development		134			21			388			47
Total operating expenses		464			257			1,498			1,005
Operating loss		(371	)		(261	)		(1,188	)		(499	)
Interest expense, net		(22	)		(3	)		(94	)		(24	)
Loss from discontinued operations		(393	)		(264	)		(1,282	)		(523	)
Gain on sale of the Dermatology Business		3,473			—			3,473			—
Income (loss) from discontinued operations	$	3,080		$	(264	)	$	2,191		$	(523	)

The following table summarizes the carrying amounts of the assets and liabilities included as discontinued operations in the balance sheets at December 31, 2020 and 2019 (in thousands):

	December 31,
	2020		2019
Assets of discontinued operations
Accounts receivable, net	$	214	$	563
Inventories		1,341		1,485
Prepaid expenses and other current assets		158		232
Property and equipment, net		684		906
Other long-term assets		78		151
Total assets of discontinued operations	$	2,475	$	3,337
Liabilities of discontinued operations
Accounts payable	$	100	$	312
Accrued expenses		201		282
Deferred revenue		2,487		3,261
Total liabilities of discontinued operations	$	2,788	$	3,855

The following table summarizes the major classes of items constituting income (loss) from discontinued operations in the statements of operations for each of the periods presented (in thousands):

	Years Ended December 31,
	2020			2019
Net revenues
Product sales	$	1,154		$	2,604
Service and other		2,992			3,320
Total net revenues		4,146			5,924
Cost of revenues
Product sales		1,522			2,483
Service and other		1,789			2,236
Total cost of revenues		3,311			4,719
Gross income (loss)		835			1,205
Operating expenses
Selling, general and administrative		1,440			6,242
Research and development		54			86
Total operating expenses		1,494			6,328
Operating loss		(659	)		(5,123	)
Interest expense, net		(66	)		(179	)
Loss from discontinued operations	$	(725	)	$	(5,302	)