Stockholders' Equity (Details) - USD ($) shares in Thousands		3 Months Ended	4 Months Ended	7 Months Ended	8 Months Ended	12 Months Ended
	Nov. 01, 2013	Feb. 13, 2015	Jun. 30, 2014	Dec. 31, 2014	Dec. 01, 2013	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014	Nov. 06, 2014	Jun. 03, 2014	Mar. 11, 2014	Mar. 22, 2013
Class of Stock [Line Items]
Payments for repurchase of common stock						$ 0	$ 9,850,000	$ 46,171,000
Common Stock
Class of Stock [Line Items]
Common stock issued (in shares)						100	400	700
Restricted common stock to employees (in shares)						100	200	32
Restricted Stock
Class of Stock [Line Items]
Shares canceled or surrendered as payment of tax withholding (shares)						100
Common Stock
Class of Stock [Line Items]
Common stock issued (in shares)						52	376	741
Restricted common stock to employees (in shares)						76	189	32
Shares canceled or surrendered as payment of tax withholding (shares)						58	129	98
Stock repurchased during period (in shares)							1,079	2,806
Common Stock | Tender Offer
Class of Stock [Line Items]
Stock repurchased during period (in shares)	2,300
Payments for repurchase of common stock	$ 40,000,000
Transaction costs associated with repurchase of common stock	$ 300,000
Common Stock | Pre-Arranged Stock Repurchase Plan
Class of Stock [Line Items]
Repurchase common stock amount authorized									$ 7,000,000	$ 4,000,000	$ 3,000,000	$ 5,000,000
Stock repurchased during period (in shares)		600	300	400	300
Payments for repurchase of common stock		$ 5,900,000	$ 3,000,000	$ 4,000,000	$ 5,000,000
Remaining authorized amount of common stock repurchase program						$ 1,100,000