Consolidated Balance Sheets - USD ($) shares in Millions, $ in Millions	Dec. 31, 2016	Dec. 31, 2015	Jun. 27, 2015
Assets
Cash and cash equivalents	$ 622.3	$ 417.8	$ 785.6
Accounts receivable, net of allowance for doubtful accounts of $6.3 million, $4.5 million, and $2.6 million, respectively	1,176.0	1,189.0	1,209.4
Inventories	795.0	898.7	935.7
Current deferred income taxes	0.0	0.0	148.2
Prepaid expenses and other current assets	212.0	286.1	150.1
Total current assets	2,805.3	2,791.6	3,229.0
Property, plant and equipment, net	870.1	886.2	932.4
Tysabri® royalty stream - at fair value	2,350.0	5,310.0	5,420.0
Goodwill and other indefinite-lived intangible assets	4,163.9	7,069.0	6,984.3
Other intangible assets, net	3,396.8	2,973.1	2,742.8
Non-current deferred income taxes	72.1	71.4	50.1
Other non-current assets	211.9	248.3	233.3
Total non-current assets	11,064.8	16,558.0	16,362.9
Total assets	13,870.1	19,349.6	19,591.9
Liabilities
Accounts payable	471.7	555.8	709.3
Payroll and related taxes	115.8	125.3	133.9
Accrued customer programs	380.3	396.0	358.5
Accrued liabilities	263.3	351.9	257.5
Accrued income taxes	32.4	62.7	56.3
Current deferred income taxes	0.0	0.0	79.7
Current indebtedness	572.8	1,060.5	153.3
Total current liabilities	1,836.3	2,552.2	1,748.5
Long-term debt, less current portion	5,224.5	4,971.6	5,246.9
Non-current deferred income taxes	389.9	1,372.7	1,514.3
Other non-current liabilities	461.8	346.3	382.7
Total non-current liabilities	6,076.2	6,690.6	7,143.9
Total liabilities	7,912.5	9,242.8	8,892.4
Shareholders’ equity
Preferred shares, $0.0001 par value, 10 million shares authorized	0.0	0.0	0.0
Ordinary shares, €0.001 par value, 10 billion shares authorized	8,135.0	8,142.6	8,621.9
Accumulated other comprehensive income (loss)	(81.8)	(15.3)	103.5
Retained earnings (accumulated deficit)	(2,095.1)	1,980.1	1,973.9
Total controlling interest	5,958.1	10,107.4	10,699.3
Noncontrolling interest	(0.5)	(0.6)	0.2
Total shareholders’ equity	5,957.6	10,106.8	10,699.5
Total liabilities and shareholders' equity	$ 13,870.1	$ 19,349.6	$ 19,591.9
Supplemental Disclosures of Balance Sheet Information
Preferred shares, issued and outstanding	0.0	0.0	0.0
Ordinary shares, issued and outstanding	143.4	143.1	146.3