Long-term Debt - Schedule of Long-term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Sep. 30, 2017
Debt Instrument [Line Items]
Total debt	$ 127,677	$ 129,949
Less unamortized debt issuance costs	(1,685)	(597)
Less current portion	(14,048)	(17,440)
Total long-term debt	111,944	106,912
Notes payable One [Member]
Debt Instrument [Line Items]
Total debt		2,358	[1]
Notes Payable Two [Member]
Debt Instrument [Line Items]
Total debt		95	[1]
Notes Payable Three [Member]
Debt Instrument [Line Items]
Total debt	1,136	1,157
Notes Payable Four [Member]
Debt Instrument [Line Items]
Total debt		4,510
Notes Payable Five [Member]
Debt Instrument [Line Items]
Total debt		1,120
Notes Payable Six [Member]
Debt Instrument [Line Items]
Total debt		6,941
Notes Payable Seven [Member]
Debt Instrument [Line Items]
Total debt		6,423	[2]
Notes Payable Eight [Member]
Debt Instrument [Line Items]
Total debt		1,679	[1]
Notes Payable Nine [Member]
Debt Instrument [Line Items]
Total debt		2,740	[2]
Notes Payable Ten [Member]
Debt Instrument [Line Items]
Total debt	5,365	5,613	[1]
Notes Payable Eleven [Member]
Debt Instrument [Line Items]
Total debt		4,484	[1]
Notes Payable Twelve [Member]
Debt Instrument [Line Items]
Total debt		504
Notes Payable Thirteen [Member]
Debt Instrument [Line Items]
Total debt		5,320	[2]
Notes Payable Fourteen [Member]
Debt Instrument [Line Items]
Total debt		1,037
Notes Payable Fifteen [Member]
Debt Instrument [Line Items]
Total debt		1,777	[1]
Notes Payable Sixteen [Member]
Debt Instrument [Line Items]
Total debt	10,536	10,620	[1]
Notes Payable Seventeen [Member]
Debt Instrument [Line Items]
Total debt		4,303	[1]
Notes Payable Eighteen [Member]
Debt Instrument [Line Items]
Total debt		9,672	[1]
Notes Payable Nineteen [Member]
Debt Instrument [Line Items]
Total debt		4,651	[1]
Notes Payable Twenty [Member]
Debt Instrument [Line Items]
Total debt	1,894	1,894	[1]
Notes Payable Twenty One [Member]
Debt Instrument [Line Items]
Total debt	8,095	8,267	[1]
Notes Payable Twenty Two [Member]
Debt Instrument [Line Items]
Total debt	6,704	9,671	[1]
Notes Payable Twenty Three [Member]
Debt Instrument [Line Items]
Total debt	934	941	[1]
Notes Payable Twenty Four [Member]
Debt Instrument [Line Items]
Total debt	5,440	5,440	[1]
Notes Payable Twenty Five [Member]
Debt Instrument [Line Items]
Total debt	3,025	5,000	[1]
Notes Payable Twenty Six [Member]
Debt Instrument [Line Items]
Total debt	15,090	15,291	[1]
Notes Payable Twenty Seven [Member]
Debt Instrument [Line Items]
Total debt	4,456	3,441	[2]
Notes Payable Twenty Eight [Member]
Debt Instrument [Line Items]
Total debt	57,904
Notes Payable Twenty Nine [Member]
Debt Instrument [Line Items]
Total debt	$ 7,098		[2]

[1] Collateralized by real estate

[2] Collateralized by stock in subsidiary