Bonds Payable (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Schedule of Bonds Payable

The outstanding balance of our Bonds at December 31, 2021 and 2020 is as follows:

	December 31,				Interest Rate
Bond Issuance	2021		2020				Maturity
Series A Bonds(1)	$	65,563	$	95,133	7.30	%	7/31/23
Series B Bonds(1)	54,019		65,318		6.80	%	7/31/25
Series C Bonds(2)	75,298		85,537		4.65	%	1/31/23
	194,880		245,988
Less unamortized deferred issuance costs	(5,428)		(8,100)
	$	189,452	$	237,888

(1)    The bonds are collateralized by the assets of SPC.

(2)    The bonds are collateralized by a trust deed in Browning Place, a 625,297 square foot office building in Farmers Branch, Texas.

Schedule of Maturities of Bonds Payable

The aggregate maturities of our Bonds are as follows:

Year	Amount
2022	$	46,286
2023	121,584
2024	13,505
2025	13,505
	$	194,880