The financial position of the Unrestricted Subsidiaries as of September 30, 2016 and December 31, 2015 is as follows (in thousands):



	September 30, 2016			December 31, 2015
ASSETS
Cash and cash equivalents	$	46,053		$	16,482
Accounts receivable	67,857			79,283
Prepaid expenses and other current assets	5,648			5,437
Deferred income taxes, current	—			3,382
Total current assets	119,558			104,584
Property and equipment, net	28,999			25,353
Trade names, net	71,322			73,034
Patent and patent licenses, net	13,779			18,071
Customer relationships, net	54,765			68,317
Goodwill	299,851			304,943
Other purchased intangibles, net	7,224			7,810
Deferred income taxes, non-current	885			2,373
Other assets	3,039			—
Total assets	$	599,422		$	604,485
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	$	78,942		$	88,580
Deferred revenue, current	8,128			6,554
Total current liabilities	87,070			95,134
Long-term debt	162,662			155,000
Deferred income taxes, non-current	6,928			11,270
Other long-term liabilities	1,867			13,546
Total liabilities	258,527			274,950
Additional paid-in capital	320,692			319,728
Retained earnings	21,968			11,552
Accumulated other comprehensive loss	(1,765		)	(1,745		)
Total stockholders' equity	340,895			329,535
Total liabilities and stockholders' equity	$	599,422		$	604,485

The results of operations of the Unrestricted Subsidiaries for the three and nine months ended September 30, 2016 and 2015 is as follows (in thousands):



	Three Months Ended September 30,						Nine Months Ended September 30,
	2016			2015			2016			2015
Revenues	$	66,819		$	52,334		$	198,661		$	147,858

Cost of revenues	5,618			5,922			16,489			15,293
Gross profit	61,201			46,412			182,172			132,565
Operating expenses:
Sales and marketing	27,394			19,053			81,099			55,896
Research, development and engineering	2,791			1,916			8,443			5,984
General and administrative	19,200			20,172			65,724			55,070
Total operating expenses	49,385			41,141			155,266			116,950
Income from operations	11,816			5,271			26,906			15,615
Interest expense, net	4,364			2,698			12,977			8,016
Other expense (income), net	(2,468		)	430			(1,982		)	529
Income (loss) before income taxes	9,920			2,143			15,911			7,070
Income tax expense	3,223			2,224			5,495			5,421
Net income (loss)	$	6,697		$	(81	)	$	10,416		$	1,649