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Income Taxes - Schedule of Components of Deferred Income Tax Assets and Liabilities for Continuing Operations (Detail) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Income Tax Disclosure [Abstract]    
Accrued occupancy $ 5,133 $ 12,973
Deferred rent obligations 1,746 6,232
Foreign tax credits 32,998 32,998
Valuation allowance foreign tax credits (32,998) (32,998)
Compensation and employee benefits 8,520 15,349
Tax net operating loss carry forwards 71,911 74,315
Valuation allowance (14,561) (12,415)
Allowance for doubtful accounts 2,943 4,773
Covenant not-to-compete 3 7
Accrued settlements and legal 2,065 13,231
Deferred compensation 890 1,223
Accrued restructuring and severance 394 2,561
Equity method for investments 394 669
General business tax credits 1,192 903
Illinois edge credits 2,960 4,335
Valuation allowance edge credits (2,960) (4,335)
Depreciation and amortization 18,223 40,960
Other 491 797
Total deferred income tax assets 99,344 161,578
Other 1,260 3,306
Total deferred income tax liabilities 1,260 3,306
Net deferred income tax assets $ 98,084 $ 158,272