Balance Sheet Information (Tables)

6 Months Ended

Aug. 31, 2017

Balance Sheet Information [Abstract]

Cash and Cash Equivalents

The following table summarizes our cash, cash equivalents and restricted cash by category (in thousands):

	As of August 31, 2017		As of February 28, 2017
Cash and cash equivalents:
Cash	$	109,582	$	103,726
Money market funds	16,003		16,468
Other non-current assets:
Restricted cash	660		643
	$	126,245	$	120,837

Marketable Securities

The following tables summarize our marketable securities by category (in thousands):

	As of August 31, 2017
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Asset-backed securities	$	9,472	$	9	$	(13	)	$	9,468
Corporate debt securities	43,768		22		(94		)	43,696
Foreign government bonds	650		1		—			651
Mortgage-backed securities	3,404		2		(7		)	3,399
U.S. government agency securities	13,679		6		(38		)	13,647
U.S. government notes	10,136		6		(12		)	10,130
	$	81,109	$	46	$	(164	)	$	80,991
	As of February 28, 2017
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Asset-backed securities	$	9,597	$	6	$	(28	)	$	9,575
Corporate debt securities	41,822		11		(140		)	41,693
Foreign government bonds	650		—		(1		)	649
Mortgage-backed securities	3,324		—		(22		)	3,302
U.S. government agency securities	12,707		1		(77		)	12,631
U.S. government notes	12,092		2		(29		)	12,065
	$	80,192	$	20	$	(297	)	$	79,915

Summary of Securities with Gross Unrealized Loss Positions and Fair Values

The following tables present gross unrealized losses and fair values for those marketable securities that were in an unrealized loss position aggregated by investment category and the length of time that individual securities have been in a continuous loss position (in thousands):

	As of August 31, 2017
	Less Than 12 Months					12 Months or Greater					Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
Asset-backed securities	$	5,809	$	(13	)	$	—	$	—		$	5,809	$	(13	)
Corporate debt securities	30,297		(88		)	3,000		(7		)	33,297		(95		)
Mortgage-backed securities	1,914		(6		)	131		—			2,045		(6		)
U.S. government agency securities	7,817		(22		)	4,008		(16		)	11,825		(38		)
U.S. government notes	4,493		(9		)	398		(3		)	4,891		(12		)
	$	50,330	$	(138	)	$	7,537	$	(26	)	$	57,867	$	(164	)

	As of February 28, 2017
	Less Than 12 Months					12 Months or Greater					Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
Asset-backed securities	$	6,086	$	(28	)	$	—	$	—		$	6,086	$	(28	)
Corporate debt securities	35,095		(140		)	—		—			35,095		(140		)
Foreign government bonds	650		(1		)	—		—			650		(1		)
Mortgage-backed securities	3,204		(22		)	—		—			3,204		(22		)
U.S. government agency securities	11,306		(65		)	731		(12		)	12,037		(77		)
U.S. government notes	7,265		(29		)	—		—			7,265		(29		)
	$	63,606	$	(285	)	$	731	$	(12	)	$	64,337	$	(297	)

Summary of Estimated Fair Value of Investments in Marketable Debt Securities

The following table summarizes the estimated fair value of our investments in marketable debt securities by contractual maturities (in thousands):

	As of August 31, 2017
Due in 1 year	$	21,434
Due in 1 year through 5 years	52,893
Due in 5 years through 10 years	3,020
Due after 10 years	3,644
	$	80,991

Summary of Assets or Liabilities Measured at Fair Value

Financial assets and liabilities measured at fair value on a recurring basis are summarized below (in thousands):

	As of August 31, 2017
	Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	16,003	$	—	$	—	$	16,003
Marketable securities:
Asset-backed securities	$	—	$	9,468	$	—	$	9,468
Corporate debt securities	$	—	$	43,696	$	—	$	43,696
Foreign government bonds	$	—	$	651	$	—	$	651
Mortgage-backed securities	$	—	$	3,399	$	—	$	3,399
U.S. government agency securities	$	—	$	13,647	$	—	$	13,647
U.S. government notes	$	—	$	10,130	$	—	$	10,130
	As of February 28, 2017
	Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	16,468	$	—	$	—	$	16,468
Marketable securities:
Asset-backed securities	$	—	$	9,575	$	—	$	9,575
Corporate debt securities	$	—	$	41,693	$	—	$	41,693
Foreign government bonds	$	—	$	649	$	—	$	649
Mortgage-backed securities	$	—	$	3,302	$	—	$	3,302
U.S. government agency securities	$	—	$	12,631	$	—	$	12,631
U.S. government notes	$	—	$	12,065	$	—	$	12,065
Other accrued liabilities (current):
Contingent consideration	$	—	$	—	$	902	$	902

Summary of the Change in Fair Value of Level 3 Contingent Consideration

The following table summarizes the change in fair value of our Level 3 contingent consideration amounts (in thousands):

Balance as of February 28, 2017	$	902
Total remeasurement recognized in earnings	(160		)
Settlements	(742		)
Balance as of August 31, 2017	$	—

Inventories, Net

Inventories, net consisted of the following (in thousands):

	As of August 31, 2017			As of February 28, 2017
Raw materials	$	3,787		$	3,479
Finished goods	3,275			2,878
Reserves	(542		)	(510		)
	$	6,520		$	5,847

Deferred Costs

Deferred costs consisted of the following (in thousands):

	As of August 31, 2017		As of February 28, 2017
Appliance	$	40,561	$	39,474
Commissions	23,891		20,409
	$	64,452	$	59,883

Property and Equipment, Net

Property and equipment, net consisted of the following (in thousands):

	As of August 31, 2017			As of February 28, 2017
Land	$	9,849		$	9,849
Building	6,549			6,549
Computer hardware and software	39,923			32,850
Vehicles, machinery and equipment	4,799			4,797
Leasehold improvements	4,492			4,379
	65,612			58,424
Accumulated depreciation and amortization	(33,569		)	(28,445		)
	$	32,043		$	29,979

Components of Accumulated Other Comprehensive Income (Loss), Net of Tax

The components of accumulated other comprehensive income (loss) ("AOCI"), net of tax, were as follows (in thousands):

	Foreign Currency Translation Adjustments			Unrealized Gains (Losses) on Available-for- Sale Investments			Total
Balance as of February 28, 2017	$	(4,954	)	$	(272	)	$	(5,226	)
Other comprehensive income before reclassifications	1,991			149			2,140
Amounts reclassified from AOCI	—			10			10
Other comprehensive income	1,991			159			2,150
Balance as of August 31, 2017	$	(2,963	)	$	(113	)	$	(3,076	)