Condensed Consolidated Statements of Stockholders' Equity (Parenthetical) - shares	4 Months Ended	8 Months Ended	9 Months Ended
	Apr. 22, 2016	Dec. 31, 2016	Sep. 30, 2017
Predecessor [Member]
Purchase of treasury stock (shares)	65,170
Issuance of restricted stock (shares)	229,690
Issuance of common stock (shares)	0
Successor [Member]
Purchase of treasury stock (shares)		22,485	21,067
Issuance of restricted stock (shares)		76,058	115,453
Issuance of common stock (shares)		0	1,403,508