Stockholders' Equity - Additional Information (Details) - USD ($) $ in Millions	6 Months Ended
	Dec. 31, 2016	Jun. 30, 2016	Feb. 08, 2012
Stockholders Equity Note [Line Items]
Authorized amount to repurchase			$ 50.0
Stock repurchase remaining authorized amount		$ 19.2
Repurchases unsettled, Shares		0
Scenario, Forecast | Common Stock | Maximum
Stockholders Equity Note [Line Items]
Common stock that may be repurchased and held in treasury, value	$ 5.0