Long-Term Debt and Loan Agreements (Tables)

3 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Schedule of Long Term Debt

Long-term debt consisted of the following:

	March 31,		December 31,
	2016		2015
Loan Agreement	$	119,985	$	93,512
4.67% Senior Unsecured Notes due 2021		40,000		40,000
5.25% Senior Unsecured Notes due 2024		11,000		11,000
5.30% Senior Unsecured Notes due 2024		29,000		29,000
5.45% Senior Unsecured Notes due 2026		20,000		20,000
		219,985		193,512
Less unamortized deferred financing costs		1,514		1,631
	$	218,471	$	191,881