Stock-based Compensation (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Sep. 05, 2012
The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Shares available for grant under 2012 plan (in shares)	441,901		441,901
Weighted average contractual term for stock options outstanding (in years)			1 year
Compensation expense related to stock-based plans	$ 0.2	$ 0.2	$ 0.3	$ 0.5
Unrecognized stock-based compensation costs	$ 1.1		$ 1.1
Expected weighted average vesting period (in years)			2 years
The 2012 and 2021 Stock Incentive Plans
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Shares of common stock authorized by 2012 and 2021 plans (in shares)					500,000
Share-based Payment Arrangement, Option | The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Expiration date of options granted (in years)			10 years
Shares outstanding (in shares)	0		0
Stock options granted (in shares)			0	0
Forfeiture of options (in shares)			0
Restricted Stock Units (RSUs) | The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Shares outstanding (in shares)	205,636		205,636
Aggregate intrinsic value of shares outstanding (less than)	$ 1.9		$ 1.9
Restricted stock awards (in shares)			80,500
Fair value of restricted stock award grants (in dollars per share)			$ 11.35
Restricted stock awards vested (in shares)			124,668
Restricted stock awards forfeited (in shares)			11,174
Unrecognized stock-based compensation costs	2.8		$ 2.8
Portion Relating to RSU Grants Not Expected to be Awarded | The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Unrecognized stock-based compensation costs	$ 1.7		$ 1.7
Minimum | Share-based Payment Arrangement, Option | The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Vesting period of shares granted (in years)			1 year
Minimum | Restricted Stock Units (RSUs) | The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Vesting period of shares granted (in years)			1 year
Maximum | Share-based Payment Arrangement, Option | The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Vesting period of shares granted (in years)			3 years
Maximum | Restricted Stock Units (RSUs) | The 2012 Stock Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Vesting period of shares granted (in years)			3 years