XML 17 R46.htm IDEA: XBRL DOCUMENT v2.4.0.6
Components Of Long-Term Debt And Capital Lease Obligations (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Long-Term Debt And Capital Lease Obligations [Line Items]    
Notes payable to former shareholders of acquired business $ 29,005 $ 29,445
Total debt 797,335 796,867
Less current portion 154,281 153,312
Long-term debt, net of current portion 643,054 643,555
Total capital lease obligations 48 94
Less current portion 24 70
Capital lease obligations, net of current portion 24 24
Long-term debt and capital lease obligations, net of current portion 643,078 643,579
7 3/4 % Senior Notes Due 2016
    
Long-Term Debt And Capital Lease Obligations [Line Items]    
Senior notes 220,054 [1] 220,555 [1]
6 3/4 % Senior Notes Due 2020
    
Long-Term Debt And Capital Lease Obligations [Line Items]    
Senior notes 400,000 400,000
3 3/4% Senior Subordinated Convertible Notes Due 2012
    
Long-Term Debt And Capital Lease Obligations [Line Items]    
Senior subordinated convertible notes $ 148,276 [2] $ 146,867 [2]
[1] Balance includes $215.0 million principal amount of 2016 Notes including a premium of $5.1 million at June 30, 2012 and $5.6 million at December 31, 2011.
[2] Balance includes $148.5 million principal amount of Convertible Notes, net of discount of $0.2 million at June 30, 2012 and $149.9 million principal amount of Convertible Notes, net of discount of $3.1 million at December 31, 2011.