Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 29, 2016	May. 01, 2015
Statement of Cash Flows [Abstract]
Net loss	$ (11,627)	$ (17,830)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	9,626	10,577
Change in fair value of convertible notes	132	0
Stock-based compensation expense	360	200
Effects of exchange rate changes on monetary assets and liabilities denominated in foreign currencies	(459)	339
Income tax benefit	(7,008)	(9,318)
Other non cash impacts	0	2,922
Provision for doubtful accounts	590	939
Changes in assets and liabilities:
Accounts receivable	7,369	(11,109)
Net transaction with parent	(10,864)	0
Inventories	(670)	462
Other assets	(2,037)	(3,889)
Accounts payable	995	1,115
Deferred revenue	4,955	9,603
Accrued and other liabilities	(7,570)	7,810
Net cash used in operating activities	(16,208)	(8,179)
Cash used in investing activities:
Capital expenditures	(3,474)	(3,087)
Net cash used in investing activities	(3,474)	(3,087)
Cash flows from financing activities:
Net proceeds from initial public offering	99,971	0
Capital contribution from parent	10,000	0
Net transfers from parent	0	16,534
Net cash provided by financing activities	109,971	16,534
Net increase in cash and cash equivalents	90,289	5,268
Cash and cash equivalents at beginning of the period	33,422	6,669
Cash and cash equivalents at end of the period	123,711	11,937
Supplemental Disclosures of Non-Cash Investing and Financing Activities:
Conversion of convertible notes to common stock	$ 28,125	$ 0