Components of Other Current Assets and Other Current Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Current debt issuance costs	$ 5,583	$ 6,244
Other	8,319	9,889
Total other current assets	27,220	40,417
Settlement payables	11,250	21,715
Accrued interest	7,501	7,256
Vendor financed licenses	15,723	7,340
Royalties payable	4,910	4,070
Other	35,841	27,124
Total other current liabilities	75,225	67,505
Settlement deposits [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Other assets settlement	5,357	13,252
Settlement receivables [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Other assets settlement	$ 7,961	$ 11,032