Stockholders' Equity (Narratives) (Details) - USD ($)					3 Months Ended
	Sep. 09, 2021	Aug. 11, 2021	Feb. 05, 2020	Nov. 02, 2018	Sep. 30, 2021	Sep. 30, 2020
Class Of Stock [Line Items]
Stock repurchase, authorized amount			$ 100,000,000.0	$ 60,000,000.0
Stock repurchase program, period in force				2 years
Maximum amount of common stock may be repurchased in calendar year			30,000,000.0
Stock repurchase, increase in authorized amount			$ 40,000,000.0
Stock repurchase, extended period			3 years
Stock repurchase, extended period, effective date			Feb. 05, 2020
Total number of shares repurchased					0	0
2013 Equity Incentive Plan
Class Of Stock [Line Items]
Maximum number of shares available for sale under equity incentive plan		7,900,000
2014 Employee Stock Purchase Plan
Class Of Stock [Line Items]
Maximum number of shares available for sale under stock purchase plan	7,500,000