Quarterly report pursuant to Section 13 or 15(d)

Change in Rate Based on Leverage Ratio (Detail)

v2.4.0.8
Change in Rate Based on Leverage Ratio (Detail)
Sep. 30, 2013
Sep. 30, 2012
Mar. 31, 2013
Base Rate
Less than 3.00 to 1.00
Mar. 31, 2013
Base Rate
Greater than or equal to 3.00 to 1.00 but less than 4.00 to 1.00
Mar. 31, 2013
Base Rate
Greater than or equal to 4.00 to 1.00 but less than 5.00 to 1.00
Mar. 31, 2013
Base Rate
Greater than or equal to 5.00 to 1.00 but less than 6.00 to 1.00
Mar. 31, 2013
Base Rate
Greater than or equal to 6.00 to 1.00
Mar. 31, 2013
LIBOR Loans
Less than 3.00 to 1.00
Mar. 31, 2013
LIBOR Loans
Greater than or equal to 3.00 to 1.00 but less than 4.00 to 1.00
Mar. 31, 2013
LIBOR Loans
Greater than or equal to 4.00 to 1.00 but less than 5.00 to 1.00
Mar. 31, 2013
LIBOR Loans
Greater than or equal to 5.00 to 1.00 but less than 6.00 to 1.00
Mar. 31, 2013
LIBOR Loans
Greater than or equal to 6.00 to 1.00
Sep. 30, 2013
Less than 3.25 to 1.00
Base Rate
Sep. 30, 2013
Less than 3.25 to 1.00
Eurodollar Rate Loans
Sep. 30, 2013
Less than 3.25 to 1.00
Applicable Fee Rate
Sep. 30, 2013
Greater than or equal to 3.25 to 1.00 but less than 4.50 to 1.00
Base Rate
Sep. 30, 2013
Greater than or equal to 3.25 to 1.00 but less than 4.50 to 1.00
Eurodollar Rate Loans
Sep. 30, 2013
Greater than or equal to 3.25 to 1.00 but less than 4.50 to 1.00
Applicable Fee Rate
Sep. 30, 2013
Greater than or equal to 4.50 to 1.00 but less than 6.00 to 1.00
Base Rate
Sep. 30, 2013
Greater than or equal to 4.50 to 1.00 but less than 6.00 to 1.00
Eurodollar Rate Loans
Sep. 30, 2013
Greater than or equal to 4.50 to 1.00 but less than 6.00 to 1.00
Applicable Fee Rate
Sep. 30, 2013
Greater than or equal to 6.00 to 1.00
Base Rate
Sep. 30, 2013
Greater than or equal to 6.00 to 1.00
Eurodollar Rate Loans
Sep. 30, 2013
Greater than or equal to 6.00 to 1.00
Applicable Fee Rate
Debt Instrument [Line Items]                                                
Change in rate based on leverage ratio, contractual interest rate 9.625% 9.625% 1.25% 1.50% 1.75% 2.00% 2.50% 2.25% 2.50% 2.75% 3.00% 3.50% 0.75% 2.25% 0.40% 0.75% 2.50% 0.50% 1.25% 3.00% 0.60% 2.25% 3.50% 0.75%