CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Thousands			9 Months Ended
	Apr. 01, 2015	Jan. 01, 2015	Sep. 30, 2015	Sep. 30, 2014
Non-cash activity:
Accrued restricted stock award dividends			$ 129	$ 86
Decrease in net assets from deconsolidation		$ (63,280)
Decrease in redeemable noncontrolling interests from deconsolidation		$ (63,267)
Increase in net assets from deconsolidation	$ 986
Increase in redeemable noncontrolling interests from deconsolidation	$ 996