Future Minimum Rental Payments under Lease Commitments (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Future Minimum Payments Under Non-Cancelable Operating Leases With Initial Terms Of One-Year Or More [Line Items]
Capital Leases, 2014	$ 2,026
Capital Leases, 2015	1,218
Capital Leases, 2016	1,167
Capital Leases, 2017	1,077
Capital Leases, 2018	1,086
Capital Leases, Later years	4,030
Capital Leases, Total minimum rental	10,604
Less: Amount representing interest	(3,971)
Present value of minimum rental commitments	6,633
Less: Current portion of capital lease obligations	(774)
Long-term portion of capital lease obligations	5,859
Operating Leases, 2014	55,812
Operating Leases, 2015	45,807
Operating Leases, 2016	37,769
Operating Leases, 2017	21,391
Operating Leases, 2018	17,322
Operating Leases, Later years	128,636
Operating Leases, Total minimum rental	$ 306,737

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Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

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Amount of minimum lease payments for capital leases.

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Amount of minimum lease payments maturing in the next fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the fifth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the forth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the third fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the second fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing after the fifth fiscal year following the latest fiscal year for capital leases.

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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