Income Taxes - Schedule of Significant Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets:
Deferred compensation	$ 26,271	$ 27,423
Deferred rent and lease incentives	15,354	16,437
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts	3,554	4,478
Net operating losses and credits	4,917	4,164
Involuntary conversion	2,381	2,245
Deferred Tax Assets, Tax Deferred Expense, Depreciation	1,446	0
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities	1,992	3,350
Deferred Tax Assets, Tax Deferred Expense, Auction Rate Securities Reserves	1,194	2,666
Other	1,953	2,718
Total deferred tax assets	59,062	63,481
Valuation allowance	1,280	126
Deferred tax assets after valuation allowance	57,782	63,355
Deferred tax liabilities:
Goodwill	57,117	53,364
Partnership investments	6,042	7,444
Company-owned life insurance	7,478	6,431
Change in accounting method	0	1,313
Depreciation	0	672
Other	282	248
Deferred Tax Liabilities, Gross	70,919	69,472
Total deferred tax liabilities	$ (13,137)	$ (6,117)