Future Minimum Annual Lease Payments under Capital and Operating Leases with Non-cancelable Terms in Excess of One Year (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Capital Leases, Lease Obligations
2014	$ 4,257
2015	3,927
2016	3,345
2017	3,024
2018	2,429
Thereafter	25,130
Total future minimum lease obligation	42,112
Operating Leases, Lease Obligations
2014	6,367
2015	4,202
2016	3,037
2017	1,647
2018	751
Thereafter	1,691
Total future minimum lease obligation	$ 17,695

Amount of minimum lease payments for capital leases.

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