Goodwill and Intangible Assets (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
GOODWILL
Goodwill	$ 64,778	$ 64,016	$ 56,215
Accumulated Impairment	(40,394)	(40,394)	(40,394)
Carrying amount of goodwill	24,384	23,622	15,821
Goodwill attributable acquisitions	762	7,801
Intangible assets subject to amortization:
Gross Carrying Amount	30,078	22,707
Accumulated Amortization	(12,511)	(9,642)
Net Carrying Amount	17,567	13,065
Total intangible assets
Gross Carrying Amount	30,116	31,607
Net Carrying Amount	17,605	21,965
Impairment of intangible assets	1,810	267	124
Aggregate amortization expense related to intangible assets	2,869	2,667	$ 2,209
Estimated future amortization expense related to intangible assets
2016	2,939
2017	2,564
2018	2,374
2019	1,946
2020	1,857
Thereafter	5,887
Net Carrying Amount	17,567	13,065
Trademarks/tradenames/licenses
Intangible assets not subject to amortization:
Carrying Amount	$ 38	$ 8,900
Tradenames
Intangible assets subject to amortization:
Weighted-Average Amortization Period	10 years	15 years	13 years
Intangible assets not subject to amortization:
Carrying Amount	$ 8,727	$ 1,093	$ 907
Total intangible assets
Impairment of intangible assets	1,810	267	124
Non-cash intangible asset impairment charge, after tax	$ 1,112	$ 168	$ 78
Non-cash intangible asset impairment charge, per diluted share (in dollars per share)	$ 0.12	$ 0.02	$ 0.01
Intangible assets reclassified from indefinite lives to definite lives	$ 6,917	$ 826	$ 783
Trademarks/tradenames/patents
Intangible assets subject to amortization:
Gross Carrying Amount	12,470	5,418
Accumulated Amortization	(1,966)	(1,480)
Net Carrying Amount	$ 10,504	3,938
Weighted-Average Amortization Period	11 years
Estimated future amortization expense related to intangible assets
Net Carrying Amount	$ 10,504	3,938
Customer relationships/distribution rights/ non-compete agreements
Intangible assets subject to amortization:
Gross Carrying Amount	16,836	16,517
Accumulated Amortization	(9,773)	(7,390)
Net Carrying Amount	$ 7,063	9,127
Weighted-Average Amortization Period	7 years
Estimated future amortization expense related to intangible assets
Net Carrying Amount	$ 7,063	9,127
Developed software and technology
Intangible assets subject to amortization:
Gross Carrying Amount	772	772
Accumulated Amortization	$ (772)	$ (772)
Weighted-Average Amortization Period	5 years