Stockholders' Equity, Equity-based Compensation, Options (Details) - USD ($)		12 Months Ended
	Jul. 27, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options exercised		$ 1,500,000	$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Options vested, fair value		$ 6,900,000	900,000
Unrecognized compensation cost, period for recognition		2 years 6 months
Stock based compensation		$ 700,000	$ 500,000	$ 100,000
2016 Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance	2,073,832
Granted (in dollars per share)		$ 0.00
Options outstanding, number of awards [Roll Forward]
Granted (in shares)		0
Nonvested options, number of awards [Abstract]
Nonvested awards, beginning of year (in shares)		970,942
Granted (in shares)		0
Vested (in shares)		239,043
Forfeited, (in shares)		21,122
Nonvested awards, end of year (in shares)		710,777	970,942
Nonvested options, weighted average grant-date fair value [Abstract]
Nonvested awards, beginning of year (in dollars per share)		$ 16.00	$ 16.00
Granted (in dollars per share)		0.00
Vested (in dollars per share)		16.00
Forfeited (in dollars per share)		$ 16.00
2016 Omnibus Incentive Plan [Member] | Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted (in shares)	1,036,916
Contractual term of option granted	10 years
Award vesting period	4 years
Granted (in dollars per share)	$ 2.71
Assumptions used in estimating fair value of options granted [Abstract]
Risk-free rate of return		1.26%
Dividend yield		1.25%
Expected share price volatility		18.50%
Expected life		6 years 3 months
Options outstanding, number of awards [Roll Forward]
Options, beginning of the year (in shares)		1,018,942
Granted (in shares)		0
Forfeited (in shares)		(21,122)
Exercised (in shares)		(67,380)
Options, end of year (in shares)		930,440	1,018,942
Options exercisable (in shares)		219,063
Options exercisable (in dollars per share)		$ 16.00
Options outstanding, weighted average exercise price [Abstract]
Options beginning of the year (in dollars per share)		16.00
Granted (in dollars per share)	16.00	0.00
Forfeited (in dollars per share)		16.00
Exercised (in dollars per share)		16.00
Options end of the year (in dollars per share)		$ 16.00	$ 16.00
Nonvested options, number of awards [Abstract]
Granted (in shares)		0
Nonvested options, weighted average grant-date fair value [Abstract]
Granted (in dollars per share)	$ 2.71
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Options outstanding weighted average remaining years of contractual life		8 years 6 months
Options exercisable weighted average remaining life		8 years 6 months
Options, aggregate intrinsic value		$ 26,983,000
Options, exercisable intrinsic value		6,353,000
Options, compensation not yet recognized		$ 1,700,000