Income Taxes (Tables)

12 Months Ended

Sep. 30, 2013

Income Taxes [Abstract]

Schedule of Income before Income Tax

	2013		2012		2011
Income before taxes
United States	$	96,915	$	81,482	$	65,271
Foreign		3,766		4,458		3,429
Total income before taxes	$	100,681	$	85,940	$	68,700

Schedule of Components of Income Tax Expense (Benefit)

	2013		2012		2011
United States
Current payable
Federal	$	30,200	$	25,535	$	20,741
State		4,952		4,494		3,696
Deferred
Federal		1,652		1,308		628
State		253		220		120
Total U.S. tax expense		37,057		31,557		25,185
International
Current payable		1,275		1,252		1,109
Deferred		(500)		(346)		(174)
Total international tax expense		775		906		935
Total income tax expense	$	37,832	$	32,463	$	26,120

Schedule of Deferred Tax Assets and Liabilities

	2013		2012
Deferred tax assets:
Allowance for doubtful accounts	$	866	$	958
Inventories		658		521
Lease expense		544		394
Employee benefits		334		439
Acquisition-related costs		444		-
Other		164		368
Total deferred tax assets		3,010		2,680
Deferred tax liabilities:
Investments		(786)		-
Property and equipment		(8,876)		(7,684)
Prepaid expenses		(227)		(395)
Other		(115)		(201)
Total deferred tax liabilities		(10,004)		(8,280)
Net deferred liabilities	$	(6,994)	$	(5,600)

Schedule of Effective Income Tax Rate Reconciliation

	2013	2012	2011
Taxes computed at statutory rate	35.0%	35.0%	35.0%
State income taxes (net of federal income tax benefit)	3.4	3.6	3.7
Foreign	(0.9)	(1.1)	(0.9)
Other	0.1	0.3	0.2
	37.6%	37.8%	38.0%

Schedule of Unrecognized Tax Benefits

	2013		2012		2011
Unrecognized tax benefits – Beginning of year	$	-	$	23	$	198
Gross increases related to prior period tax positions		-		-		-
Gross decreases related to prior period tax positions		-		(8)		(175)
Gross increases related to current period tax positions		-		-		-
Settlements		-		(15)		-
Unrecognized tax benefits – End of year	$	-	$	-	$	23