Jul. 17, 2019

Description Of The Vesting Agreement

unvested, performance-based restricted stock units awarded prior to 2019 will continue to vest in accordance with their terms; unvested, performance-based restricted stock units awarded in 2019 will vest on the date the amount of shares underlying the performance-based restricted stock units are determined in a pro-rated amount of shares based on the number of days that Mr. Beecher was employed during the 365 calendar day period

Subsequent Events - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended
	Jul. 17, 2019	Sep. 30, 2019
Subsequent Event [Line Items]
Stock Based Compensation Relating To Retirement Agreement		$ 2.5
Subsequent Event \| CEO Gregory Beecher [Member]
Subsequent Event [Line Items]
Date Of Retirement	Jul. 17, 2019
Subsequent Event \| CEO Gregory Beecher [Member] \| Service Based Restricted Stock Units
Subsequent Event [Line Items]
Description Of The Vesting Agreement	unvested time-based restricted stock units and stock options granted prior to 2019 will continue to vest in accordance with their terms; unvested time-based restricted stock units and stock options granted in 2019 prior to the Retirement Date will continue to vest during the Non-Competition Period in a pro-rated amount based on the number of days that Mr. Beecher was employed during 2019
Subsequent Event \| CEO Gregory Beecher [Member] \| Performance Shares
Subsequent Event [Line Items]
Description Of The Vesting Agreement	unvested, performance-based restricted stock units awarded prior to 2019 will continue to vest in accordance with their terms; unvested, performance-based restricted stock units awarded in 2019 will vest on the date the amount of shares underlying the performance-based restricted stock units are determined in a pro-rated amount of shares based on the number of days that Mr. Beecher was employed during the 365 calendar day period