Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions				3 Months Ended		12 Months Ended
	Dec. 22, 2016	Jul. 11, 2016	May 06, 2016	Mar. 31, 2017	Apr. 01, 2016	Dec. 28, 2012	May 09, 2016
Equity, Class of Treasury Stock [Line Items]
Equity incentive compensation awards given up						50.00%
Repurchase of common stock			1,500,000
Purchase price per share			$ 14.77
Weighted average shares outstanding			4.00%		11.00%
Weighted average shares outstanding accretive on an annualized basis			$ 0.04		$ 0.03
Amount available under repurchase plan			$ 3.1	$ 3.2
Shares repurchased for employee net vesting obligations, shares				174,000	255,000
Shares repurchased for employee net vesting obligations, value				$ 2.9	$ 3.4
Dividend declared				$ 0.30
Dividend paid, per share	$ 0.26	$ 0.20
Dividend paid, cash value	$ 4.0	$ 4.0
Chief Executive Officer [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchase of common stock			697,000
Beneficial owners			11.80%
Chief Operating Officer [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchase of common stock			732,000
Beneficial owners			4.90%
Chief Financial Officer [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchase of common stock			73,000
Beneficial owners			0.90%
Stock Appreciation Rights (SARs) [Member]
Equity, Class of Treasury Stock [Line Items]
SARs exchanged						2,900,000
Exercise price						$ 4.00
Target achievement, pro forma Earnings per share						50.00%
Target achievement, pro forma EBITDA						50.00%
Target achievement, Term				6 years
SARs exercised				0
Stock Repurchase A [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchase of common stock				59,000	307,000
Purchase price per share				$ 20.13	$ 13.85
Total cost				$ 1.2	$ 4.3
Revolving line of credit facility [Member]
Equity, Class of Treasury Stock [Line Items]
Additional borrowing capacity							$ 25.0
Borrowing capacity under credit facility				20.0			$ 45.0
Credit facility amount outstanding				$ 9.0