Stockholders' Equity (Summary of Share Repurchases Under Stock Repurchase Program) (Details) $ / shares in Units, $ in Thousands	3 Months Ended	6 Months Ended
Dec. 31, 2018 USD ($) $ / shares shares	Dec. 31, 2018 USD ($) $ / shares shares
Equity [Abstract]
Total number of shares repurchased \| shares	2,366	2,366
Average price paid per share \| $ / shares	$ 6.34	$ 6.34
Dollar value of shares repurchased	$ 15,000	$ 15,000
Dollar value of shares that may yet be repurchased under program	$ 45,000	$ 45,000

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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