Earnings per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Continuing Operations
Net income	$ 12,427	$ 17,569	$ 54,120	$ 51,971
Less: Income attributable to non-controlling interest	323	638	1,580	1,890
Less: Income attributable to participating shares	79	50	240	162
Basic earnings	12,025	16,881	52,300	49,919
Diluted Earnings
Net income	12,427	17,569	54,120	51,971
Less: Income attributable to non-controlling interest	323	638	1,580	1,890
Less: Income attributable to participating shares	79	50	240	162
Diluted earnings	$ 12,025	$ 16,881	$ 52,300	$ 49,919
Basic — Average shares outstanding	44,438,652	32,109,642	40,517,231	32,073,665
Effect of dilutive securities — Unvested participating shares	29,149	20,620	29,149	16,461
Diluted — Average shares outstanding	44,467,801	32,130,262	40,546,380	32,090,126
Earnings Per Share Attributable to RC Common Stockholders:
Basic	$ 0.27	$ 0.53	$ 1.29	$ 1.57
Diluted	$ 0.27	$ 0.53	$ 1.29	$ 1.57
Conversion spread value on Convertible Notes			$ 0
Impact of Convertible Notes on diluted EPS			$ 0