Stockholders' Equity (Narratives) (Details) - USD ($)				3 Months Ended	6 Months Ended
	Nov. 04, 2021	Feb. 05, 2020	Nov. 02, 2018	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 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				1,829,333,000	1,829,333,000	0
Stock repurchased during period, value				$ 25,000,000.0	$ 25,000,000.0
Stock repurchased average price per share				$ 13.65	$ 13.65
Share repurchased outstanding amount				$ 30,000,000.0	$ 30,000,000.0
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