Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 27, 2015	Jun. 28, 2015	Mar. 29, 2015	Dec. 31, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Jan. 31, 2016
Capital Stock [Abstract]
Common stock, shares authorized (in shares)	100,000,000				100,000,000				100,000,000	100,000,000
Common stock, par value (in dollars per share)	$ 0.10				$ 0.10				$ 0.10	$ 0.10
Common stock, shares outstanding (in shares)	34,784,395				34,649,755				34,784,395	34,649,755
Preferred stock, shares authorized (in shares)	1,000,000				1,000,000				1,000,000	1,000,000
Preferred stock, shares issued (in shares)	0				0				0	0
Preferred stock, shares outstanding (in shares)	0				0				0	0
Cash Dividends [Abstract]
Cash dividends paid									$ 7.0
Cash dividends paid (in dollars per share)	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.20
Stock Award and Incentive Plan [Abstract]
Term of stock options granted under Plan									10 years
Vesting period, generally, for stock options granted under the plan									3 years
Shares Available for Grant [Roll Forward]
Balance, beginning of year (in shares)				996,586				1,190,964	996,586	1,190,964	1,491,974
Authorized (in shares)									880,000
Granted (in shares)									(455,275)	(279,184)	(351,995)
Exercised/vested (in shares)									0	0	0
Canceled (in shares)									71,113	84,806	50,985
Balance, end of year (in shares)	1,492,424				996,586				1,492,424	996,586	1,190,964
Subsequent Event [Member] | Dividend Declared 2016 Q1 [Member]
Cash Dividends [Abstract]
Cash dividend declared												$ 1.7
Cash dividend declared (in dollars per share)												$ 0.05
Stock Options [Member]
Stock Options [Roll Forward]
Balance, beginning of year (in shares)				951,079				1,131,415	951,079	1,131,415	1,395,520
Granted (in shares)									238,773	173,068	239,770
Exercised/vested (in shares)									(74,839)	(323,636)	(501,222)
Canceled (in shares)									(23,169)	(29,768)	(2,653)
Balance, end of year (in shares)	1,091,844				951,079				1,091,844	951,079	1,131,415
Weighted Average Exercise Price Per Share [Abstract]
Balance, beginning of year (in dollars per share)				$ 37.46				$ 32.42	$ 37.46	$ 32.42	$ 28.31
Granted (in dollars per share)									60.40	58.25	41.42
Exercised/vested (in dollars per share)									33.12	30.57	25.26
Canceled (in dollars per share)									60.22	41.88	37.24
Balance, end of year (in dollars per share)	$ 42.29				$ 37.46				$ 42.29	$ 37.46	$ 32.42
Restricted Stock [Roll Forward]
Exercised/vested (in shares)									(74,839)	(323,636)	(501,222)
Canceled (in shares)									(23,169)	(29,768)	(2,653)
Restricted Stock [Member]
Stock Options [Roll Forward]
Exercised/vested (in shares)									(59,801)	(61,621)	(61,981)
Canceled (in shares)									(47,944)	(55,038)	(48,332)
Restricted Stock [Roll Forward]
Balance, beginning of year (in shares)				175,029				185,572	175,029	185,572	183,660
Granted (in shares)									216,502	106,116	112,225
Exercised/vested (in shares)									(59,801)	(61,621)	(61,981)
Canceled (in shares)									(47,944)	(55,038)	(48,332)
Balance, end of year (in shares)	283,786				175,029				283,786	175,029	185,572
Weighted Average Exercise Price Per Share [Abstract]
Balance, beginning of year (in dollars per share)				$ 50.56				$ 37.65	$ 50.56	$ 37.65	$ 31.25
Granted (in dollars per share)									60.32	58.94	41.44
Exercised/vested (in dollars per share)									47.51	36.51	28.09
Canceled (in dollars per share)									51.43	38.73	31.59
Balance, end of year (in dollars per share)	$ 58.63				$ 50.56				$ 58.63	$ 50.56	$ 37.65