Notes and Contracts Payable (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of Notes and Contracts Payable

	December 31,
	2019			2018
	(in thousands, except percentages)
4.60% senior unsecured notes due November 15, 2024, effective interest rate of 4.60%	$	300,000		$	300,000
4.30% senior unsecured notes due February 1, 2023, effective interest rate of 4.35%		250,000			250,000
Line of credit borrowings due April 30, 2024, current interest rate of 3.30% at December 31, 2019		160,000			—
Line of credit borrowings due May 14, 2019, current interest rate of 4.15% at December 31, 2018		—			160,000
Trust deed note due November 1, 2023, collateralized by land and buildings with net book values of $38,402 and $39,283 at December 31, 2019 and 2018, respectively, fixed interest rate of 5.26%		15,724			19,247
Other notes and contracts payable with maturities through 2024, weighted-average interest rate of 4.02% and 4.49% at December 31, 2019 and 2018, respectively		4,918			5,791
		730,642			735,038
Unamortized discount – senior unsecured notes		(358	)		(462	)
Debt issuance costs – senior unsecured notes		(2,052	)		(2,557	)
	$	728,232		$	732,019

Aggregate Annual Maturities of Notes and Contracts Payable

The aggregate annual maturities for notes and contracts payable for the next five years and thereafter, are summarized as follows:

Year	Annual maturities
	(in thousands)
2020	$	5,323
2021		5,205
2022		5,347
2023		254,615
2024		460,152
Thereafter		—
	$	730,642