XML 31 R57.htm IDEA: XBRL DOCUMENT

Accounts Payable and Accrued Expenses - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Payables and Accruals [Abstract]
Net increase in accrued salaries and bonuses	$ 42,000,000
Accrued salaries and bonuses	$ 231,390,000us-gaap_AccruedSalariesCurrent	$ 189,439,000us-gaap_AccruedSalariesCurrent

Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References+ Details