Common Stock, Options, and Stock Compensation (Details Textuals) (USD $) In Millions, except Share data, unless otherwise specified		12 Months Ended					12 Months Ended
	Sep. 30, 2014 class	Sep. 30, 2014 Restricted Stock [Member]	Sep. 30, 2014 Common Stock Class B Voting [Member] vote	Sep. 30, 2014 Common Class A [Member] vote	Sep. 30, 2014 2010 Plan [Member]	May 01, 2010 2010 Plan [Member] Common Class A [Member]	Sep. 30, 2014 Non-employee directors [Member] Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, number of classes	2
Common stock, number of votes			1	0
Common stock, conversion basis, ratio	1
Vesting period							2 years
Percent of awards vesting on first anniversary of grant date							50.00%
Percent of awards vesting on second anniversary of grant date							50.00%
Number of restricted stock awards authorized						1,575,750
Available for grant, shares					521,794
Fair value of RSAs to be amortized		$ 15.6
Weighted average period over which costs amortized		2 years