Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2017

Stockholders' Equity Note [Abstract]

Issued share capital

The issued share capital consists of the following:

	March 31, 2017		December 31, 2016
Common shares issued and fully paid, 2017 and 2016: CHF 4.10 per share	93,586,418		93,586,418
Share capital at end of period	$	378.8	$	378.8

Schedule of common stock outstanding roll forward

	Three Months Ended   March 31, 2017
Shares issued at beginning of period	93,586,418
Shares canceled	—
Total shares issued at end of period	93,586,418
Treasury shares issued at beginning of period	6,488,298
Shares repurchased	—
Shares issued out of treasury	(385,595	)
Shares canceled	—
Total treasury shares at end of period	6,102,703
Total shares outstanding at end of period	87,483,715