Related Party Transactions and Arrangements (Due To Affiliates) (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013		Mar. 31, 2013
Related Party Transaction [Line Items]
Due to affiliates	$ 2,614	[1]	$ 103,434	[1]	$ 1,569
Affiliated Entity [Member]
Related Party Transaction [Line Items]
Due to affiliates	2,614		103,434
Affiliated Entity [Member] | Offering Related Costs [Member]
Related Party Transaction [Line Items]
Due to affiliates	150		220
Affiliated Entity [Member] | Merger And Other Non-Routine Transactions [Member]
Related Party Transaction [Line Items]
Due to affiliates	1,847		38,645
Affiliated Entity [Member] | General and Administrative Expense [Member]
Related Party Transaction [Line Items]
Due to affiliates	443		59,600
Affiliated Entity [Member] | Indirect Affiliate Expenses [Member]
Related Party Transaction [Line Items]
Due to affiliates	12		0
Affiliated Entity [Member] | Other Related Parties [Member]
Related Party Transaction [Line Items]
Due to affiliates	162		0
Affiliated Entity [Member] | Management Fees To Affiliates [Member]
Related Party Transaction [Line Items]
Due to affiliates	$ 0		$ 4,969

[1] For discussion on the restatement adjustments, see Note 2 - Restatement of Previously Issued Financial Statements.