Summary of Quarterly Results (unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Summary of Quarterly Results of Operations

The following table provides a summary of our company’s quarterly results of operations for the years ended December 31, 2016 and 2015.

			Net (loss) income
			attributable to the			Income (Loss) Per Common Share
(Amounts in thousands, except per share amounts)	Revenues		common stockholders			Basic			Diluted
2016
December 31	$	166,802	$	(6,489	)	$	(0.03	)	$	(0.03	)
September 30		171,318		(139	)		(0.00	)		(0.00	)
June 30		172,303		3,188			0.01			0.01
March 31		172,918		(6,494	)		(0.03	)		(0.03	)
2015
December 31	$	170,528	$	8,905		$	0.04		$	0.04
September 30		167,726		1,116			0.01			0.01
June 30		162,928		(4,709	)		(0.02	)		(0.02	)
March 31		161,226		(9,731	)		(0.05	)		(0.05	)