Accounts Receivable (Tables)

12 Months Ended

Sep. 30, 2017

Receivables [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable

Accounts receivable, net of the allowance for doubtful accounts, consist of the following at September 30, 2017 and 2016:

(Dollars in thousands)	2017		2016
Commercial	$	152,265		112,280
U.S. Government and prime contractors		8,315		9,206
Total	$	160,580		121,486