Stockholders' Equity (Tables)

3 Months Ended

Oct. 31, 2020

Oct. 31, 2019

Stockholders' Equity Note [Abstract]

Schedule of Stockholders Equity [Table Text Block]

The following table illustrates the changes in the balances of each component of stockholders' equity for the three months ended October 31, 2020:

	Common Stock		Additional Paid-In Capital		Retained Earnings		Treasury Stock		Accumulated Other Comprehensive Loss		Total Stockholders' Equity
Balances at July 31, 2020	$	548	$	331,761	$	704,456	$	(107,216)	$	(66,477)	$	863,072
Net income	—		—		33,481		—		—		33,481
Other comprehensive loss, net of tax	—		—		—		—		(3,191)		(3,191)
Issuance of shares of Class A Common Stock under stock plan	—		(3,246)		—		790		—		(2,456)
Tax benefit and withholdings from deferred compensation distributions	—		32		—		—		—		32
Stock-based compensation expense	—		3,574		—		—		—		3,574
Repurchase of shares of Class A Common Stock	—		—		—		(2,720)		—		(2,720)
Cash dividends on Common Stock:
Class A — $0.22 per share	—		—		(10,671)		—		—		(10,671)
Class B — $0.20 per share	—		—		(720)		—		—		(720)
Balances at October 31, 2020	$	548	$	332,121	$	726,546	$	(109,146)	$	(69,668)	$	880,401

The following table illustrates the changes in the balances of each component of stockholders' equity for the three months ended October 31, 2019:

	Common Stock		Additional Paid-In Capital		Retained Earnings		Treasury Stock		Accumulated Other Comprehensive Loss		Total Stockholders' Equity
Balances at July 31, 2019	$	548	$	329,969	$	637,843	$	(46,332)	$	(71,254)	$	850,774
Net income	—		—		37,498		—		—		37,498
Other comprehensive loss, net of tax	—		—		—		—		(29)		(29)
Issuance of shares of Class A Common Stock under stock plan	—		(6,410)		—		2,553		—		(3,857)
Tax benefit and withholdings from deferred compensation distributions	—		64		—		—		—		64
Stock-based compensation expense	—		3,618		—		—		—		3,618
Repurchase of shares of Class A Common Stock	—		—		—		—		—		—
Cash dividends on Common Stock:
Class A — $0.22 per share	—		—		(10,822)		—		—		(10,822)
Class B — $0.20 per share	—		—		(711)		—		—		(711)
Balances at October 31, 2019	$	548	$	327,241	$	663,808	$	(43,779)	$	(71,283)	$	876,535