Share-Based Compensation - Options (Details) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Dec. 31, 2016	Jan. 01, 2011	Dec. 31, 2016
Number of Shares
Number of Shares, Options outstanding, Beginning Balance			77,901,000
Number of Shares, Exercised			(64,451,000)
Number of Shares, Options outstanding, Ending Balance	13,450,000		13,450,000
Number of Shares, Options vested and exercisable	13,450,000		13,450,000
Weighted Average Exercise Price
Weighted Average Exercise Price, Options outstanding, Beginning Balance			$ 10.11
Weighted Average Exercise Price, Exercised			10.42
Weighted Average Exercise Price, Options outstanding, Ending Balance	$ 8.67		8.67
Weighted Average Exercise Price, Options vested and exercisable	$ 8.67		$ 8.67
Intrinsic Value and Term
Aggregate Intrinsic Value, Options outstanding at end of period	$ 617		$ 617
Weighted average remaining contractual term, options outstanding at end of period			1 year 9 months 11 days
Aggregate intrinsic value, options exercisable	$ 617		$ 617
Weighted average remaining contractual term, options exercisable			1 year 9 months 11 days
Options granted	0	0
Stock Options
Intrinsic Value and Term
Unrecognized compensation expense	$ 0		$ 0