Long Term Debt - Additional Information (Detail) (USD $)	10 Months Ended	12 Months Ended
	Oct. 26, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Debt Instrument [Line Items]
Weighted-average interest rate for five year Term Loan		2.80%	1.70%
Total leverage ratio		2.9
Fixed charge coverage ratio		1.4
Availability under the revolving credit facility		$ 142,800,000
Outstanding letters of credit		22,200,000
Credit facility, maximum borrowing capacity	225,000,000
Amount of Revolving Credit Facility	165,000,000
Credit facility, maximum additional borrowing capacity	100,000,000
Principal amount of existing senior notes paid off	60,000,000
Credit facility, additional interest rate over Federal Funds rate		0.50%
Credit Facility, additional interest rate over Eurodollar Rate		1.00%
Credit Facility, applicable margin on Base Rate Advances		1.50%
Credit Facility, applicable margin on Eurodollar Rate Advances		2.50%
Revolving Credit Facility terminated	250,000,000
Prepayment fee	3,600,000
Principal amount of existing term loan paid off	15,000,000	55,807,000	104,441,000	37,485,000
Percentage of consolidated revenue and adjusted EBITDA that guarantor wholly-owned subsidiaries represent		95.00%
Percentage of adjusted EBITDA that guarantor subsidiaries represent		70.00%
Long-term debt including current portion		46,900,000	102,700,000
Revolving Credit Facilities [Member]
Debt Instrument [Line Items]
Maturity date		Oct. 26, 2017
Term Loan [Member]
Debt Instrument [Line Items]
Term loan, period		5 years
Principal amount		60,000,000
Credit facility, maximum borrowing capacity	60,000,000
Maturity date		Oct. 26, 2017
Debt instrument, number of quarterly installments	20
Debt Instrument Periodic Payment Principal		3,000,000
Long-term debt including current portion		45,000,000	57,000,000
Swing Line Loan [Member]
Debt Instrument [Line Items]
Amount of Revolving Credit Facility	15,000,000
Letter Of Credit
Debt Instrument [Line Items]
Amount of Revolving Credit Facility	50,000,000
Series A Notes [Member]
Debt Instrument [Line Items]
Principal amount		35,000,000
Principal amount of existing senior notes paid off	15,000,000
Maturity date		Mar. 25, 2013
Long-term debt including current portion		0	20,000,000
Promissory notes, interest rate percentage		6.07%
Series B Notes [Member]
Debt Instrument [Line Items]
Principal amount		30,000,000
Principal amount of existing senior notes paid off	10,000,000	20,000,000
Maturity date		Mar. 25, 2014
Prepayment fee		400,000
Long-term debt including current portion		0	20,000,000
Promissory notes, interest rate percentage		6.28%
Series C Notes [Member]
Debt Instrument [Line Items]
Principal amount of existing senior notes paid off	35,000,000
Promissory Notes [Member]
Debt Instrument [Line Items]
Long-term debt including current portion		1,900,000	5,700,000
Promissory Notes [Member] | Maximum [Member]
Debt Instrument [Line Items]
Promissory notes		10,800,000
Promissory notes, interest rate percentage		1.97%
Promissory Notes [Member] | Minimum [Member]
Debt Instrument [Line Items]
Promissory notes		$ 2,500,000
Promissory notes, interest rate percentage		1.00%