Schedule of Future Minimum Lease Payments (Details) $ in Thousands	Dec. 31, 2016 USD ($)
Future Minimum Lease Payments [Line Items]
2017	$ 45,237
2018	37,565
2019	36,230
2020	16,954
2021	12,879
Thereafter	92,104
Total	240,969
Total obligations under capital leases	1,970
Furniture and Equipment [Member]
Future Minimum Lease Payments [Line Items]
2017	596
2018	631
2019	556
2020	241
2021	78
Total	2,102
Less: Amounts representing interest	(132)
Total obligations under capital leases	1,970
Space Lease Agreements [Member]
Future Minimum Lease Payments [Line Items]
2017	31,957
2018	25,374
2019	24,740
2020	5,555
2021	2,100
Thereafter	1,450
Total	91,176
Related Party Leases [Member]
Future Minimum Lease Payments [Line Items]
2017	2,434
2018	2,464
2019	2,476
2020	2,488
2021	2,501
Thereafter	12,243
Total	24,606
Other Operating Leases [Member]
Future Minimum Lease Payments [Line Items]
2017	10,846
2018	9,727
2019	9,014
2020	8,911
2021	8,278
Thereafter	78,411
Total	$ 125,187

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Amount of minimum lease payments for capital leases.

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Amount of minimum lease payments for capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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