Balance Sheet Components (Tables)

3 Months Ended

Mar. 30, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the Condensed Consolidated Balance Sheets that sum to the total of the same amounts presented in the Condensed Consolidated Statements of Cash Flows (in thousands):



	March 30, 2018		December 31, 2017
Cash and cash equivalents	$	52,045	$	57,024
Restricted cash included in prepaid expenses and other current assets⁽¹⁾	285		530
Restricted cash included in other long-term assets⁽²⁾	—		1,203
Total cash, cash equivalents and restricted cash	$	52,330	$	58,757

(1) Amounts represent cash collateral security for certain bank guarantees. These restricted funds are invested in bank deposits and cannot be withdrawn from the Company’s accounts without the prior written consent of the applicable secured party.

(2) As of December 31, 2017, the Company had approximately $1.2 million of restricted cash for the bank guarantee associated with the TVN French Subsidiary’s office building lease. The restriction was released and accordingly, the amount was reclassified to “Cash and cash equivalents” in the three months ended March 30, 2018.

Accounts Receivable, Net



	March 30, 2018			December 31, 2017
Accounts receivable, net:
Accounts receivable	$	79,349		$	74,475
Less: allowances for doubtful accounts and sales returns	(4,589		)	(4,631		)
Total	$	74,760		$	69,844

Prepaid, and Other Current Assets



	March 30, 2018		December 31, 2017
Prepaid expenses and other current assets:
Deferred cost of revenue	$	7,149	$	4,440
French R&D tax credits receivable⁽¹⁾	6,747		6,609
Prepaid maintenance, royalty, rent, property taxes and value added tax	$	5,646	$	3,867
Contract assets⁽²⁾	$	4,984	—
Restricted Cash	285		530
Other	5,156		3,485
Total	$	29,967	$	18,931

(1) The Company’s acquired TVN subsidiary in France (the “TVN French Subsidiary”) which participates in the French Crédit d’Impôt Recherche (“CIR”) program (the “R&D tax credits”) which allows companies to monetize eligible research expenses. The R&D tax credits can be used to offset against income tax payable to the French government in each of the four years after being incurred, or if not utilized, are recoverable in cash. The amount of R&D tax credits recoverable are subject to audit by the French government. The R&D tax credits receivable at March 30, 2018 were approximately $30.6 million and are expected to be recoverable from 2018 through 2021 with $6.7 million reported under “Prepaid expenses and other current assets” and $23.9 million reported under “Other long-term assets” on the Company’s Condensed Consolidated Balance Sheets.

(2) Contract assets reflect the satisfied performance obligations which not yet have an unconditional right to consideration.

Inventories



	March 30, 2018		December 31, 2017
Inventories:
Raw materials	$	2,708	$	2,881
Work-in-process	816		933
Finished goods	9,640		10,130
Service-related spares	11,910		12,032
Total	$	25,074	$	25,976

Property, Plant and Equipment



	March 30, 2018			December 31, 2017
Property and equipment, net:
Machinery and equipment	$	87,657		$	87,121
Capitalized software	35,460			35,139
Leasehold improvements	15,177			15,051
Furniture and fixtures	6,557			6,534
Property and equipment, gross	144,851			143,845
Less: accumulated depreciation and amortization	(117,148		)	(114,580		)
Total	$	27,703		$	29,265

Schedule of Other Long Term Assets



	March 30, 2018		December 31, 2017
Other long-term assets:
R&D tax credits receivable	$	23,873	$	22,322
Deferred tax assets	10,462		10,462
Equity investment	3,593		3,593
Others	5,719		6,536
Total	$	43,647	$	42,913

Accrued Liabilities



	March 30, 2018		December 31, 2017
Accrued and other current liabilities:
Accrued employee compensation and related expenses	$	15,709	$	16,414
Accrued TVN VDP, current ⁽¹⁾	2,864		3,186
Accrued warranty	4,522		4,381
Customer deposits	3,702		5,020
Contingent inventory reserves	3,480		3,806
Accrued royalty payments	2,482		2,195
Others	16,443		13,703
Total	$	49,202	$	48,705

(1) See Note 8, “Restructuring and related charges-TVN VDP,” for additional information on the Company’s TVN VDP liabilities.