Balance Sheet Information and Fair Value (Tables)

12 Months Ended

Feb. 28, 2017

Balance Sheet Information and Fair Value [Abstract]

Cash and Cash Equivalents

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

	As of February 28/29,
	2017		2016
Cash and cash equivalents:
Cash	$	103,726	$	60,252
Money market funds	16,468		58,402
	$	120,194	$	118,654

Marketable Securities

The following table summarizes our marketable securities by category (in thousands):

	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

	As of February 29, 2016
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Asset-backed securities	$	4,717	$	9	$	(3	)	$	4,723
Corporate debt securities	19,135		11		(22		)	19,124
Equity securities	3,095		380		—			3,475
Foreign government bonds	205		—		—			205
Mortgage-backed securities	2,341		—		(13		)	2,328
U.S. government agency securities	2,242		6		(14		)	2,234
U.S. government notes	4,279		26		—			4,305
	$	36,014	$	432	$	(52	)	$	36,394

Summary of Securities with Gross Unrealized Loss Positions and Fair Values

The following table presents 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 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	)

	As of February 29, 2016
	Less Than 12 Months					12 Months or Greater					Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
Asset-backed securities	$	1,788	$	(3	)	$	—	$	—		$	1,788	$	(3	)
Corporate debt securities	12,088		(22		)	—		—			12,088		(22		)
Mortgage-backed securities	1,746		(8		)	385		(5		)	2,131		(13		)
U.S. government agency securities	887		(10		)	622		(4		)	1,509		(14		)
	$	16,509	$	(43	)	$	1,007	$	(9	)	$	17,516	$	(52	)

Schedule of Marketable Debt Securities

The following table classifies our marketable debt securities by contractual maturities (in thousands):

	As of February 28, 2017
Due in 1 year	$	21,501
Due in 1 year through 5 years	50,657
Due in 5 years through 10 years	3,583
Due after 10 years	4,174
	$	79,915

Summary of Assets or Liabilities Measured at Fair Value

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

	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 liability	$	—	$	—	$	902	$	902

	As of February 29, 2016
	Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	58,402	$	—	$	—	$	58,402
Marketable securities:
Asset-backed securities	$	—	$	4,723	$	—	$	4,723
Corporate debt securities	$	—	$	19,124	$	—	$	19,124
Equity securities	$	3,475	$	—	$	—	$	3,475
Foreign government bonds	$	—	$	205	$	—	$	205
Mortgage-backed securities	$	—	$	2,328	$	—	$	2,328
U.S. government agency securities	$	—	$	2,234	$	—	$	2,234
U.S. government notes	$	—	$	4,305	$	—	$	4,305
Other accrued liabilities (current):
Contingent consideration liability	$	—	$	—	$	1,160	$	1,160
Other long-term liabilities:
Contingent consideration liability	$	—	$	—	$	161	$	161

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

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

Balance as of February 29, 2016	$	1,321
Total remeasurement recognized in earnings	(419		)
Balance as of February 28, 2017	$	902

Inventories, Net

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

	As of February 28/29,
	2017			2016
Raw materials	$	3,479		$	2,459
Finished goods	2,878			3,659
Reserves	(510		)	(470		)
	$	5,847		$	5,648

Deferred Costs

Deferred costs consisted of the following (in thousands):

	As of February 28/29,
	2017		2016
Appliance	$	39,474	$	41,548
Commissions	20,409		17,414
	$	59,883	$	58,962

Property and Equipment, Net

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

	As of February 28/29,
	2017			2016
Land	$	9,849		$	9,578
Building	6,549			6,549
Computer hardware and software	32,850			26,450
Vehicles, machinery and equipment	4,797			4,711
Leasehold improvements	4,379			4,401
	58,424			51,689
Accumulated depreciation and amortization	(28,445		)	(19,779		)
	$	29,979		$	31,910

Components of Accumulated Other Comprehensive Loss, Net of Tax

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

	Foreign Currency Translation Adjustments			Unrealized Gain (Loss) on Available-for- Sale Investments			Total
Balance as of February 29, 2016	$	(4,894	)	$	385		$	(4,509	)
Other comprehensive income (loss) before reclassifications	(60		)	73			13
Amounts reclassified from accumulated other comprehensive income (loss)	—			(730		)	(730		)
Other comprehensive loss	(60		)	(657		)	(717		)
Balance as of February 28, 2017	$	(4,954	)	$	(272	)	$	(5,226	)