Senior Notes Payable (Tables)

12 Months Ended

Dec. 31, 2019

Notes Payable [Abstract]

Schedule of senior notes payable

	December 31,			December 31,
	2019			2018
7.50% Senior notes due October 31, 2021	$	—		$	46,407
7.50% Senior notes due May 31, 2027		117,954			108,792
7.25% Senior notes due December 31, 2027		120,126			100,441
7.375% Senior notes due May 31, 2023		122,140			111,528
6.875% Senior notes due September 30, 2023		105,952			100,050
6.75% Senior notes due May 31, 2024		106,589			—
6.50% Senior notes due September 30, 2026		124,226			—
		696,987			467,218
Less: Unamortized debt issuance costs		(8,875	)		(7,464	)
	$	688,112		$	459,754