Carrying Amounts and Fair Values of Financial Instruments Measured based on Level Two Inputs (Detail) (Predecessor, USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Secured debt	$ 332,985	$ 334,438
Participating note	643	643
Cash surrender value of life insurance	1,300	1,200
Deferred compensation liability	1,400	1,200
Carrying value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Secured debt	332,985	334,438
Participating note	643	643
Interest rate swap liabilities	131	239
Interest rate cap asset	11	9
Cash surrender value of life insurance	1,314	1,196
Deferred compensation liability	1,368	1,249
Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Secured debt	336,203	339,623
Participating note	643	643
Interest rate swap liabilities	131	239
Interest rate cap asset	11	9
Cash surrender value of life insurance	1,314	1,196
Deferred compensation liability	$ 1,368	$ 1,249