Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Oct. 31, 2015	Jan. 31, 2015
Current assets:
Cash and cash equivalents	$ 226,979	$ 148,934
Short-term investments	160,670	62,168
Accounts receivable—net	32,366	25,965
Merchandise inventories	760,854	559,297
Current deferred tax assets	27,072	27,904
Prepaid expense and other current assets	89,772	87,976
Total current assets	1,297,713	912,244
Long-term investments	2,005	18,338
Property and equipment—net	556,594	390,844
Goodwill	124,382	124,424
Trademarks and other intangible assets	48,442	48,554
Non-current deferred tax assets	3,626	8,689
Other non-current assets	26,348	22,906
Total assets	2,059,110	1,525,999
Current liabilities:
Accounts payable and accrued expenses	300,888	235,159
Deferred revenue and customer deposits	88,844	73,550
Current deferred tax liabilities	130	133
Other current liabilities	39,269	35,587
Total current liabilities	429,131	344,429
Financing obligations under build-to-suit lease transactions	206,180	124,770
Deferred rent and lease incentives	42,703	40,552
Other non-current obligations	29,273	28,944
Total liabilities	$ 1,219,800	$ 823,083
Commitments and contingencies (Note 15)
Stockholders’ equity:
Preferred stock, $0.0001 par value per share, 10,000,000 shares authorized, no shares issued or outstanding as of October 31, 2015 and January 31, 2015
Common stock, $0.0001 par value per share, 180,000,000 shares authorized, 40,689,746 shares issued and 40,394,858 shares outstanding as of October 31, 2015; 40,184,803 shares issued and 39,892,540 shares outstanding as of January 31, 2015	$ 4	$ 4
Additional paid-in capital	748,710	668,989
Accumulated other comprehensive loss	(1,392)	(502)
Retained earnings	111,511	53,710
Treasury stock—at cost, 294,888 shares as of October 31, 2015 and 292,263 shares as of January 31, 2015	(19,523)	(19,285)
Total stockholders’ equity	839,310	702,916
Total liabilities and stockholders’ equity	2,059,110	1,525,999
Convertible Senior Notes Due 2019 [Member]
Current liabilities:
Convertible senior notes due-net	294,739	$ 284,388
Convertible Senior Notes Due 2020 [Member]
Current liabilities:
Convertible senior notes due-net	$ 217,774