Note 6 — Long-term Debt

Long-term debt consisted of the following (in thousands):


	June 30, 2011			December 31, 2010
First lien term loans, net of $2,866 and $2,644, respectively, unamortized discount	$	205,338		$	146,607
Senior second lien notes, net of $5,371 and $6,071, respectively, unamortized discount		1,494,629			1,493,929
Term loan facility — ATP Titan assets, net of $14,288 and $10,760, respectively, unamortized discount		274,346			238,873

Total debt		1,974,313			1,879,409
Less current maturities		(27,727	)		(21,625	)

Total long-term debt	$	1,946,586		$	1,857,784

During February 2011, we entered into Incremental Loan Assumption Agreement and Amendment No. 1, relating to our First Lien Credit Agreement, dated as of June 18, 2010 to, among other things, decrease the interest rate on the entire balance outstanding from 11% to 9%. Additional borrowings were $60.0 million ($58.0 million, net of transaction costs and discount).

During March 2011, we entered into First Amendment to Term Loan Agreement and Limited Waiver, relating to our Term Loan Facility — ATP Titan assets to, among other things, modify the conditions precedent for incremental borrowings drawn under the facility. Additional borrowings were $50.0 million ($44.2 million, net of transactions costs and discount).

The effective annual interest rate and fair value of our long-term debt was 11.9% and approximately $2.0 billion, respectively, at June 30, 2011.