CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) (Parenthetical)	3 Months Ended
Mar. 31, 2020 shares
Statement of Stockholders' Equity [Abstract]
Repurchase of shares	20,224

Number of shares repurchased during the period and have not been retired and are not held in treasury upon exercise of stock options.

No definition available.

Name:	esq_StockOptionExercisedStockRepurchasedDuringPeriodShares
Namespace Prefix:	esq_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration