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Commitments and Contingencies (Tables)
12 Months Ended
Sep. 30, 2018
Commitments and Contingencies Disclosure [Abstract]  
Supply Commitment
A summary of the Company’s commitments at September 30, 2018 and 2017 is as follows (dollars in thousands):
 
2018

 
2017

Undisbursed portion of construction loans in process (see Note 4)
$
83,237

 
$
82,411

Undisbursed lines of credit
49,525

 
51,420

Commitments to extend credit
17,665

 
19,673