Cash and cash equivalents and marketable securities (Tables)

12 Months Ended

Jun. 30, 2019

Cash and Cash Equivalents and Marketable Securities [Abstract]

Schedule of cash and cash equivalents

	CDI*			2019		2018
Cash and banks		-			25,614		23,101
Repurchase agreements (a)		62	%		12,632		15,242
Bank deposit certificates		98% a 100	%		46,262		33,137
Brazilian treasury bonds		101% a 102	%		22,119		32,834
					106,627		104,314

* Interbank Deposit Certificates

(a) The Company uses this type of investment for funds that will be redeemed in less than 30 days, according to the projected cash flow and also in case of need to invest funds that were received after banking hours.

Schedule of Marketable securities

	2019		2018
Bank deposit certificates (a)		3,983		1,129
Treasury financial bills (c)		55		10,086
Total current		4,038		11,215
Bank deposit certificates (a)		-		9,588
Banco do Nordeste (BNB) (a) / (b)		9,114		8,638
Total noncurrent		9,114		18,226
Marketable securities		13,152		29,441

(a) Indexed to rates from 98% to 102.5% of the CDI – Interbank Deposit Certificate.

(b) The securities in BNB consist of CDBs provided as collateral for financing and must be held up to the end of the contract (see Note 15).

(c) Treasury bonds indexed to the Selic rate.