Note 9 — Notes payable

Bank lines of credit and notes payable are summarized as follows:

	2015			2014
Maximum borrowings under bank lines of credit:
Domestic banks	$	—		$	100,000
Foreign banks		45,102			48,619
Total	$	45,102		$	148,619

Outstanding notes payable:
Domestic bank debt	$	—		$	100,000
Foreign bank debt		1,108			6,181
Total	$	1,108		$	106,181

Weighted-average interest rate on notes payable		2.75	%		1.00	%
Unused bank lines of credit	$	43,994		$	42,438

In 2014, we entered into a 364-day unsecured credit facility with PNC Bank National Association. In August 2014, we borrowed $100,000 under this facility to partially fund the Avalon acquisition. In January 2015, we amended the agreement and borrowed an additional $50,000 to fund daily operations. In April 2015, we paid down $100,000 of the $150,000 outstanding. In May 2015, we paid down the remaining $50,000 outstanding.