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Share based compensation expense reversal.

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Unrecognized cost of unvested share-based compensation awards.

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Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

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Additional share-based compensation cost recognized as a result of an occurrence of an event that accelerates its recognition.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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Number of additional shares authorized for issuance under an established share-based compensation plan.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Number of share instruments newly issued under a share-based compensation plan.

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Stockholders' Equity - Additional Information (Detail)											3 Months Ended			9 Months Ended
Stockholders' Equity - Additional Information (Detail)	Mar. 15, 2019 USD ($) $ / shares shares	Mar. 14, 2019 shares	Oct. 15, 2018 $ / shares	Jun. 15, 2018 USD ($) shares	Mar. 15, 2018 USD ($) $ / shares shares	Oct. 31, 2017 shares	Mar. 07, 2017 USD ($) $ / shares shares	Mar. 31, 2016 USD ($) $ / shares	Feb. 23, 2016 $ / shares	Jan. 07, 2016 USD ($) $ / shares shares	Mar. 31, 2019 USD ($) $ / shares shares	Mar. 31, 2018 USD ($) shares	Mar. 31, 2016 USD ($) shares	Sep. 30, 2018	Nov. 04, 2016 shares
Class Of Stock [Line Items]
Reverse stock split		1-for-10 reverse stock split
Stock split, conversion ratio		0.10
Reverse stock split, shares issued		0
Debt instrument, interest rate, stated percentage											5.75%
Stock options outstanding											1,500
Stock options exercisable											1,500
Stock options outstanding, weighted average exercise price \| $ / shares											$ 171.60
Stock options exercisable, weighted average exercise price \| $ / shares											$ 171.60
Stock options, canceled											0
Stock options, exercised											0
Stock options, expired/forfeited											0
Value of common stock shares repurchased in connection with net share settlement of restricted stock grants and option exercises \| $											$ 56,000	$ 25,000
Mr. Haugh
Class Of Stock [Line Items]
Employment resigned date				Jun. 15, 2018
Maximum
Class Of Stock [Line Items]
Share based compensation awards, vested											100,000
Warrant
Class Of Stock [Line Items]
Share based compensation awards granted in period											0	0
Stock Options
Class Of Stock [Line Items]
Compensation expense (benefit) related to stock grants \| $											$ 0	$ 0
Stock options granted											0	0
Weighted average contractual term of awards outstanding and exercisable											5 months 23 days
Restricted Stock
Class Of Stock [Line Items]
Share based compensation awards granted in period											175,000
Share based compensation awards vesting period											3 years
Compensation cost not yet recognized, period for recognition											2 years
Granted \| $ / shares											$ 1.50
Share based compensation awards forfeited in period											296
Restricted Stock \| Maximum
Class Of Stock [Line Items]
Value of common stock shares repurchased in connection with net share settlement of restricted stock grants and option exercises \| $											$ 100,000	$ 100,000
Retention Stock
Class Of Stock [Line Items]
Compensation expense (benefit) related to stock grants \| $											$ 100,000	$ 200,000
Share based compensation awards granted in period										7,500,000
Share based compensation awards vesting period										3 years
Compensation cost not yet recognized, period for recognition											2 years 6 months
Share based compensation awards granted in period, value \| $										$ 1,300,000
Grant date fair value of award issued \| $ / shares										$ 42.50
Share-based compensation award, shares issued upon expiration of grant										0
Compensation cost not yet recognized \| $											$ 400,000
Retention Stock \| Mr. Haugh
Class Of Stock [Line Items]
Share-based compensation award, vesting shares Issuable				0
Employment Inducement Award \| Mr. Haugh
Class Of Stock [Line Items]
Grant date fair value of award issued \| $ / shares			$ 1.80						$ 57.50
5.75% Senior Subordinated Notes Due August 2023
Class Of Stock [Line Items]
Debt instrument, interest rate, stated percentage		5.75%									5.75%	5.75%
2016 Omnibus Incentive Plan
Class Of Stock [Line Items]
Common stock reserved for issuance											600,000				200,000
Number of additional common stock shares approved for issuance under Incentive Plan						190,000
Long-Term Incentive Plan \| Restricted Stock
Class Of Stock [Line Items]
Compensation expense (benefit) related to stock grants \| $											$ 200,000	$ 500,000
Long Term Incentive Compensation Plan \| Restricted Stock
Class Of Stock [Line Items]
Compensation cost not yet recognized \| $											$ 700,000
2016 LTIP
Class Of Stock [Line Items]
Share based compensation awards granted in period													100,000
Share based compensation awards granted in period, value \| $								$ 5,200,000					$ 5,200,000
Granted \| $ / shares								$ 73.10
Share based compensation awards forfeited in period											0
2016 LTIP \| RSUs
Class Of Stock [Line Items]
Share based compensation awards vesting period													3 years
Share based compensation award, description of vesting rights													three equal installments annually
2016 LTIP \| Performance Shares
Class Of Stock [Line Items]
Compensation expense (benefit) related to stock grants \| $											$ 100,000	$ 300,000
Compensation cost not yet recognized, period for recognition											2 years
Compensation cost not yet recognized \| $											$ 700,000
2016 LTIP \| Performance Shares \| Mr. Haugh
Class Of Stock [Line Items]
Description of award conversion											Subject to his continued employment, one-third of Mr. Haugh’s PSUs were to be converted to time-based awards on December 31, 2016, December 31, 2017 and December 31, 2018, based on the achievement of aggregate adjusted operating income performance targets established by the Compensation Committee
2016 LTIP \| Performance Shares \| Other Than Mr Haugh
Class Of Stock [Line Items]
Share based compensation awards vesting period													3 years
Share based compensation award, description of vesting rights													based on the achievement of an aggregate adjusted operating income performance target established by the Compensation Committee
2016 LTIP \| Time Based Awards \| Mr. Haugh
Class Of Stock [Line Items]
Share based compensation award, description of vesting rights													vest and be settled on December 31, 2018
Share based compensation awards, vested				18,000
Accelerated stock compensation expense for awards \| $				$ 300,000
2016 LTIP \| Time Based Awards \| Mr. Haugh \| December 31, 2018
Class Of Stock [Line Items]
Share based compensation expense reversal \| $				$ 600,000
2017 LTIP
Class Of Stock [Line Items]
Share based compensation awards granted in period							0.1
Share based compensation awards granted in period, value \| $							$ 6,600,000
Granted \| $ / shares							$ 75.20
2017 LTIP \| Maximum
Class Of Stock [Line Items]
Share based compensation awards forfeited in period											100,000
2017 LTIP \| RSUs
Class Of Stock [Line Items]
Share based compensation award, description of vesting rights											one third annually
2017 LTIP \| Performance Shares
Class Of Stock [Line Items]
Share based compensation award, description of vesting rights											based on performance metrics approved by the Compensation Committee
Weighted average contractual term of awards outstanding and exercisable											1 year
2018 LTIP
Class Of Stock [Line Items]
Share based compensation awards granted in period					200,000
Share based compensation awards vesting period					15 days
Share based compensation awards granted in period, value \| $					$ 3,100,000
Granted \| $ / shares					$ 13.80
Share based compensation award, description of vesting rights											48 equal semi-monthly installments
Share based compensation cash awards, aggregate amount. \| $					$ 3,100,000
2018 LTIP \| Maximum
Class Of Stock [Line Items]
Share based compensation awards forfeited in period											100,000
2018 LTIP \| Performance Shares
Class Of Stock [Line Items]
Weighted average contractual term of awards outstanding and exercisable														2 years
2019 LTIP
Class Of Stock [Line Items]
Share based compensation awards granted in period	400,000
Share based compensation awards granted in period, value \| $	$ 800,000
Granted \| $ / shares	$ 2.02
Share based compensation cash awards, aggregate amount. \| $	$ 1,000,000
2019 LTIP \| Chief Executive Officer and President
Class Of Stock [Line Items]
Share based compensation awards vested in period, fair market value \| $	$ 300,000
2019 LTIP \| Performance Shares
Class Of Stock [Line Items]
Weighted average contractual term of awards outstanding and exercisable														2 years