Balance Sheet Components (Tables)

12 Months Ended

Dec. 31, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Balance Sheet Components

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

	December 31,
	2018			2017
	(In thousands)
Inventories:
Raw materials	$	32,511		$	31,275
Work in process	8,726			8,718
Finished goods	59,631			56,144
Total inventories	$	100,868		$	96,137
Property and equipment:
Equipment	$	75,417		$	69,550
Furniture and fixtures	7,844			6,534
Leasehold improvements	16,274			10,976
Software	42,048			37,168
Construction in progress	10,706			9,813
Property and equipment, gross	152,289			134,041
Accumulated depreciation and amortization	(100,789		)	(91,446		)
Total property and equipment, net	$	51,500		$	42,595
Other long-term assets:
Capitalized software, net	$	56,819		$	38,599
Unbilled receivables	16,481			9,475
Other assets	1,313			1,242
Total other long-term assets, net	$	74,613		$	49,316
Accrued liabilities:
Advance payments from customers	$	8,993		$	7,779
Rebates and lease buyouts	11,076			5,428
Group purchasing organization fees	4,455			3,449
Taxes payable	5,885			9,183
Other accrued liabilities	12,638			9,854
Total accrued liabilities	$	43,047		$	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 years ended December 31, 2018 and December 31, 2017:

	Foreign currency translation adjustments			Unrealized gain (loss) on interest rate swap hedges			Total
	(In thousands)
Balance as of December 31, 2016	$	(10,764	)	$	1,245		$	(9,519	)
Other comprehensive income (loss) before reclassifications	3,810			409			4,219
Amounts reclassified from other comprehensive income (loss)	—			(813		)	(813		)
Net current-period other comprehensive income (loss), net of tax	3,810			(404		)	3,406
Balance as of December 31, 2017	(6,954		)	841			(6,113		)
Other comprehensive income (loss) before reclassifications	(4,320		)	777			(3,543		)
Amounts reclassified from other comprehensive income (loss), net of tax	—			(1,198		)	(1,198		)
Net current-period other comprehensive income (loss), net of tax	(4,320		)	(421		)	(4,741		)
Balance as of December 31, 2018	$	(11,274	)	$	420		$	(10,854	)