LINES OF CREDIT AND LONG-TERM DEBT - Outstanding Lines of Credit and Long-Term Debt (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Total debt outstanding	$ 339,837	$ 360,989
Less current portion	(44,343)	(23,791)
Total debt outstanding, less current portion	295,494	337,198
10.75% Senior Notes [Member]
Debt Instrument [Line Items]
Total debt outstanding	251,500	252,000
Less current portion	(22,100)
WML Term Debt due 2018 [Member]
Debt Instrument [Line Items]
Total debt outstanding	85,500	103,500
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Total debt outstanding	10,153	13,926
Other [Member]
Debt Instrument [Line Items]
Total debt outstanding	1,209	1,654
Debt Discount [Member]
Debt Instrument [Line Items]
Total debt outstanding	$ (8,525)	$ (10,091)