Equity (Deficit)- Additional Information (Detail) - USD ($)								5 Months Ended	6 Months Ended	8 Months Ended	12 Months Ended
	Dec. 18, 2019	Nov. 05, 2019	Sep. 18, 2019	Aug. 06, 2019	Dec. 19, 2018	Nov. 19, 2018	May 04, 2017	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2017	Dec. 31, 2018	Aug. 05, 2019	Dec. 21, 2018
Equity And Distributions [Line Items]
Common stock, shares authorized								250,000,000			300,000,000
Common stock, par value								$ 0.01			$ 0.0001
Common stock, shares issued							25,000,000	37,566,540			22,181,881
Common stock, shares outstanding							25,000,000	37,566,540			22,181,881
Treasury shares outstanding								0
Warrants outstanding								9,153,522			2,173,913
Warrant expiry date												Apr. 21, 2020
Stock repurchase authorized amount				$ 25,000,000
Shares repurchased during period								4,195,247
Total cost of share repurchase								$ 24,900,000
Average price per share repurchased								$ 6.28
Dividends declared per share		$ 0.20		$ 0.20
Dividends paid	$ 7,700,000		$ 8,200,000
Dividend declared date		Nov. 05, 2019		Aug. 06, 2019
Dividend payable record date		Dec. 04, 2019		Sep. 04, 2019
Predecessor [Member]
Equity And Distributions [Line Items]
Percentage of new common shares issued to predecessor							2.00%
Aggregate cash amount to predecessor							$ 1,300,000
Common Stock [Member]
Equity And Distributions [Line Items]
Common stock, par value							$ 0.0001
Stock issued during period							25,000,000		0	0	0
Common stock, shares outstanding							25,000,000	37,566,540	22,305,256	25,000,000	22,181,881	22,334,010
Stock repurchase authorized amount													$ 25,000,000
Shares repurchased during period									169,400
Average common stock price									$ 7.35
Total cost of share repurchase									$ 1,300,000
Common Stock [Member] | Tender Offer [Member]
Equity And Distributions [Line Items]
Shares repurchased during period					2,916,667
Total cost of share repurchase					$ 35,000,000
Tender offer commencement date											Nov. 19, 2018
Tender offer to purchase common stock shares						2,916,667
Price of common stock					$ 12.00
Warrants [Member]
Equity And Distributions [Line Items]
Warrant issued during period							2,173,913
Warrant life period							5 years
Percentage of common shares to be issued upon exercise of warrants							8.00%
Warrant exercise price							$ 42.60
Midstates [Member]
Equity And Distributions [Line Items]
Treasury shares outstanding												205,861
Third Lien Notes Warrants [Member]
Equity And Distributions [Line Items]
Warrant exercise price												$ 22.78
Warrants outstanding												4,647,520
Unsecured Creditor Warrants [Member]
Equity And Distributions [Line Items]
Warrant exercise price												$ 43.67
Warrants outstanding												2,332,089