Guarantees (Tables)

12 Months Ended

Dec. 31, 2018

Guarantees [Abstract]

Schedule of Guarantor Obligations

The following table presents the notional amount and fair value of Arrow's off-balance sheet commitments to extend credit and commitments under standby letters of credit as of December 31, 2018 and 2017:

Balance at December 31,	2018		2017
Notional Amount:
Commitments to Extend Credit	$	321,143	$	315,256
Standby Letters of Credit	4,466		3,526
Fair Value:
Commitments to Extend Credit	$	—	$	—
Standby Letters of Credit	12		23