Stockholders' Equity (Details) - USD ($) shares in Thousands	3 Months Ended	7 Months Ended	12 Months Ended
	Feb. 13, 2015	Dec. 31, 2014	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015	Nov. 06, 2014	Jun. 03, 2014
Class of Stock [Line Items]
Payments for repurchase of common stock			$ 0	$ 0	$ 9,850,000
Common Stock
Class of Stock [Line Items]
Common stock issued (in shares)			100	100	400
Restricted common stock to employees (in shares)			200	100	200
Restricted Stock
Class of Stock [Line Items]
Shares canceled or surrendered as payment of tax withholding (shares)			39
Common Stock
Class of Stock [Line Items]
Common stock issued (in shares)			76	52	376
Restricted common stock to employees (in shares)			166	76	189
Shares canceled or surrendered as payment of tax withholding (shares)			38	58	129
Stock repurchased during period (in shares)					1,079
Common Stock | Pre-Arranged Stock Repurchase Plan
Class of Stock [Line Items]
Repurchase common stock amount authorized						$ 7,000,000	$ 4,000,000
Stock repurchased during period (in shares)	600	400
Payments for repurchase of common stock	$ 5,900,000	$ 4,000,000
Remaining authorized amount of common stock repurchase program						$ 1,100,000