Balance Sheet Components (Tables)

6 Months Ended

Jun. 30, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Balance sheet details as of June 30, 2018 and December 31, 2017 are presented in the tables below:



	June 30, 2018			December 31, 2017
	(In thousands)
Inventories:
Raw materials	$	32,046		$	31,275
Work in process	13,028			8,718
Finished goods	58,658			56,144
Total inventories	$	103,732		$	96,137

Property and equipment:
Equipment	$	75,205		$	69,550
Furniture and fixtures	6,779			6,534
Leasehold improvements	15,598			10,976
Software	39,502			37,168
Construction in progress	12,493			9,813
Property and equipment, gross	149,577			134,041
Accumulated depreciation and amortization	(98,693		)	(91,446		)
Total property and equipment, net	$	50,884		$	42,595



	June 30, 2018		December 31, 2017
Other long term assets:
Capitalized software, net	$	46,141	$	38,599
Unbilled receivables	12,150		9,475
Other assets	1,364		1,242
Total other long term assets, net	$	59,655	$	49,316

Accrued liabilities:
Advance payments from customers	$	7,140	$	7,779
Rebates and lease buyouts	5,195		5,428
Group purchasing organization fees	3,677		3,449
Taxes payable	6,067		9,183
Other accrued liabilities	9,642		9,854
Total accrued liabilities	$	31,721	$	35,693

Schedule of Accumulated Other Comprehensive Income (Loss)

The following table summarizes the changes in accumulated balances of other comprehensive income (loss) for the three and six months ended June 30, 2018 and 2017:



	Three months ended June 30,
	2018									2017
	Foreign currency translation adjustments			Unrealized gain (loss) on interest rate swap hedges			Total			Foreign currency translation adjustments			Unrealized gain (loss) on interest rate swap hedges			Total
	(In thousands)
Beginning balance	$	(4,482	)	$	1,043		$	(3,439	)	$	(9,841	)	$	1,427		$	(8,414	)
Other comprehensive income (loss) before reclassifications	(4,414		)	195			(4,219		)	1,076			(100		)	976
Amounts reclassified from other comprehensive income (loss), net of tax	—			(285		)	(285		)	—			(53		)	(53		)
Net current-period other comprehensive income (loss), net of tax	(4,414		)	(90		)	(4,504		)	1,076			(153		)	923
Ending balance	$	(8,896	)	$	953		$	(7,943	)	$	(8,765	)	$	1,274		$	(7,491	)




	Six months ended June 30,
	2018									2017
	Foreign currency translation adjustments			Unrealized gain (loss) on interest rate swap hedges			Total			Foreign currency translation adjustments			Unrealized gain (loss) on interest rate swap hedges			Total
	(In thousands)
Beginning balance	$	(6,954	)	$	841		$	(6,113	)	$	(10,764	)	$	1,245		$	(9,519	)
Other comprehensive income (loss) before reclassifications	(1,942		)	596			(1,346		)	1,999			76			2,075
Amounts reclassified from other comprehensive income (loss), net of tax	—			(484		)	(484		)	—			(47		)	(47		)
Net current-period other comprehensive income (loss), net of tax	(1,942		)	112			(1,830		)	1,999			29			2,028
Ending balance	$	(8,896	)	$	953		$	(7,943	)	$	(8,765	)	$	1,274		$	(7,491	)