Debt and Credit Agreements

The Company’s debt and credit agreements consisted of the following:



(In thousands)	March 31, 2016			December 31, 2015
Total Debt
7.33% weighted-average senior notes	$	20,000		$	20,000
6.51% weighted-average senior notes	425,000			425,000
9.78% senior notes	67,000			67,000
5.58% weighted-average senior notes	175,000			175,000
3.65% weighted-average senior notes	925,000			925,000
Revolving credit facility	—			413,000
	$	1,612,000		$	2,025,000
Unamortized debt issuance costs	(8,808		)	(8,861		)
Total debt, net⁽¹⁾	$	1,603,192		$	2,016,139

(1) Includes $20.0 million of current portion of long-term debt at March 31, 2016 and December 31, 2015, respectively.

At March 31, 2016, the Company was in compliance with all restrictive financial covenants, as amended, for both its revolving credit facility and senior notes. As of March 31, 2016, based on the Company's asset coverage and leverage ratios, there were no interest rate adjustments required for the Company's senior notes.

At March 31, 2016, the Company had no borrowings outstanding under its credit facility and had unused commitments of $1.8 billion. The Company’s weighted-average effective interest rates for the revolving credit facility for the three months ended March 31, 2016 and 2015 were approximately 2.3% and 2.6%, respectively.

Subsequent Event

The borrowing base is redetermined annually under the terms of the revolving credit facility on April 1. In addition, either the Company or the banks may request an interim redetermination twice a year or in connection with certain acquisitions or sales of oil and gas properties. Effective April 19, 2016, the Company’s borrowing base was reduced from $3.4 billion to $3.2 billion. The maximum credit amount under the revolving credit facility remained unchanged at $1.8 billion; however, the available commitments were reduced to $1.6 billion.