8.	Lines of Credit

Unsecured lines of credit are summarized in the following table.

	October 27, 2018		July 31, 2018
	(in thousands)

Outstanding letters of credit	$	1,482	$	1,668
Remaining amounts available under lines of credit		34,118		36,832
Total approved unsecured lines of credit	$	35,600	$	38,500

The Company’s U.S. operations are supported by two line of credit arrangements:

•

$19.0 million available line of credit at October 27, 2018; no outstanding cash advances as of October 27, 2018 or July 31, 2018; letters of credit of less than $0.1 million were outstanding at October 27, 2018 and July 31, 2018; interest rate on cash advances is based on LIBOR plus 275 basis points; and

•

$13.5 million available line of credit at October 27, 2018; no outstanding cash advances as of October 27, 2018 or July 31, 2018; letters of credit of less than $0.1 million were outstanding at October 27, 2018 and July 31, 2018; interest rate on cash advances is based on LIBOR plus 200 basis points.

The Company’s South American operations are supported by two line of credit arrangements:

•

$2.0 million available line of credit to support operations in Peru; no outstanding cash advances as of October 27, 2018 or July 31, 2018; letters of credit of $0.8 million and $1.0 million were outstanding at October 27, 2018 and July 31, 2018, respectively; interest rate on cash advances is affirmed or negotiated annually; and

•

$1.1 million available line of credit to support operations in Brazil; no outstanding cash advances as of October 27, 2018 or July 31, 2018, respectively; letters of credit of $0.6 million were outstanding at October 27, 2018 and July 31, 2018; interest rate on cash advances is based on a Brazilian government economic index.