Concentration of Credit Risk (Details) - Sales Revenue [Member] - Trade Accounts Receivable [Member] - Customers	12 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Concentration Risk percentage	74.00%	76.30%
Number of customers	4	2

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

No definition available.

Name:	esp_ConcentrationRiskPercentageOne
Namespace Prefix:	esp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration