Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses and Other Long-Term Liabilities- Accounts Payable and Other Accrued Expenses (Detail)

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Accrued Expenses and Other Long-Term Liabilities- Accounts Payable and Other Accrued Expenses (Detail) - USD ($)
$ in Thousands
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Legal $ 1,535   $ 1,625  
Other 779   1,030  
Total $ 38,126   $ 36,127  
National Holdings Corporation [Member]        
Legal   $ 615   $ 877
Audit   299   176
Telecommunications   194   205
Data Services   526   464
Regulatory   638   540
Settlements   1,703   2,403
Deferred rent   686   497
Other   2,903   3,242
Total   $ 7,564   $ 8,404