Consolidated Statements of Income (USD $)	3 Months Ended	6 Months Ended
Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Consolidated Statements of Income
Net sales	$ 106,484,819	$ 84,907,259	$ 202,316,167	$ 159,745,878
Cost of goods sold and occupancy costs (includes depreciation expense of $182,962 and $111,000 for three months ended March 31, 2013 and 2012, respectively, and $356,029 and $222,371 for six months ended March 31, 2013 and 2012, respectively, exclusive of additional depreciation and amortization expense listed below)	74,668,098	59,223,589	142,662,598	112,462,998
Gross profit	31,816,721	25,683,670	59,653,569	47,282,880
Store expenses (includes depreciation and amortization expense of $2,948,675 and $2,078,652 for three months ended March 31, 2013 and 2012, respectively, and $5,649,809 and $4,042,320 for six months ended March 31, 2013 and 2012, respectively)	22,162,828	18,028,062	42,365,511	34,467,921
Administrative expenses (includes depreciation and amortization expense of $102,044 and $214,324 for three months ended March 31, 2013 and 2012, respectively, and $219,530 and $424,306 for six months ended March 31, 2013 and 2012, respectively)	3,341,579	2,812,256	6,667,607	5,524,926
Pre-opening and relocation expenses	796,304	426,728	1,315,290	853,631
Operating expenses	26,300,711	21,267,046	50,348,408	40,846,478
Operating income	5,516,010	4,416,624	9,305,161	6,436,402
Other income (expense):
Dividends and interest income	2,450	2,329	4,639	4,011
Interest expense	(401,361)	(154,928)	(656,463)	(330,127)
Total other expense	(398,911)	(152,599)	(651,824)	(326,116)
Income before income taxes	5,117,099	4,264,025	8,653,337	6,110,286
Provision for income taxes	(1,899,901)	(1,486,443)	(3,214,739)	(2,072,705)
Net income	3,217,198	2,777,582	5,438,598	4,037,581
Net income attributable to noncontrolling interest		(292,503)		(562,189)
Net income attributable to Natural Grocers by Vitamin Cottage, Inc.	$ 3,217,198	$ 2,485,079	$ 5,438,598	$ 3,475,392
Net income attributable to Natural Grocers by Vitamin Cottage, Inc. per common share:
Basic (in dollars per share)	$ 0.14	$ 0.11	$ 0.24	$ 0.16
Diluted (in dollars per share)	$ 0.14	$ 0.11	$ 0.24	$ 0.16
Weighted average common shares outstanding:
Basic (in shares)	22,393,993	22,372,184	22,382,969	22,372,184
Diluted (in shares)	22,441,445	22,372,184	22,437,183	22,372,184

Cost of goods sold and occupancy costs include the cost of inventory sold during the period (net of discounts and allowances), shipping and handling costs, distribution and supply chain costs (including the costs of our bulk food repackaging facility), buying costs, shrink and store occupancy costs. Store occupancy costs include rent payments, common area maintenance and real estate taxes. Depreciation expense included in cost of goods sold relates to depreciation for assets directly used at our bulk food repackaging facility.

No definition available.