Debt (Tables)

3 Months Ended

Mar. 31, 2016

Debt Instruments [Abstract]

Schedule of Debt

Debt consists of the following (in thousands):

	March 31, 2016			December 31, 2015
Convertible senior notes - unsecured (net of discount of $5,580 and $5,862)	194,420			194,138
Revolving credit facility - unsecured	56,000			34,000
Bank term loans - unsecured	250,000			250,000
Private placement term loans - unsecured	325,000			325,000
HUD mortgage loans (net of discount of $1,552 and $1,573)	44,867			45,035
Fannie Mae term loans - secured, non-recourse	78,084			78,084
Unamortized loan costs	(11,233		)	(11,814		)
	$	937,138		$	914,443

Schedule of Maturities of Long-term Debt

Aggregate principal maturities of debt as of March 31, 2016 for each of the next five years and thereafter are as follows (in thousands):

Twelve months ended March 31
2017	$	775
2018	801
2019	828
2020	856
2021	306,885
Thereafter	645,358
	955,503
Less: discount	(7,132		)
Less: unamortized loan costs	(11,233		)
	$	937,138

Schedule of Interest Expense

The following table summarizes interest expense (in thousands):

	Three Months Ended
	March 31,
	2016			2015
Interest expense at contractual rates	$	9,515		$	7,712
Capitalized interest	(121		)	(120		)
Amortization of debt issuance costs and debt discount	868			820
Total interest expense	$	10,262		$	8,412

Schedule of Interest Rate Derivatives

March 31, 2016 (dollars in thousands):

Date Entered	Maturity Date	Fixed Rate	Rate Index	Notional Amount		Fair Value
May 2012	April 2019	3.29%	1-month LIBOR	$	40,000	$	(897	)
June 2013	June 2020	3.86%	1-month LIBOR	$	80,000	$	(3,865	)
March 2014	June 2020	3.91%	1-month LIBOR	$	130,000	$	(6,522	)