Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Numerator
Net loss	$ (21,336)	$ (55,707)	$ (48,686)	$ (105,064)
Denominator
Weighted average common stock outstanding – basic (in shares)	53,520,486	53,474,680	53,487,459	53,560,012
Weighted average common stock outstanding – diluted (in shares)	53,520,486	53,474,680	53,487,459	53,560,012
Loss per basic common share (usd per share)	$ (0.40)	$ (1.04)	$ (0.91)	$ (1.96)
Loss per diluted common share (usd per share)	$ (0.40)	$ (1.04)	$ (0.91)	$ (1.96)
Affiliated entity \| AAMC
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Incentive management fee, percent of incentive fee payable in common stock			25.00%
Stock options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)	70,166	198,544	85,070	179,511
Restricted stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)	234,924	270,258	221,839	182,885

Related Party Transaction, Incentive Management Fee, Percent of Incentive Fee Payable in Common Stock

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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