Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended		9 Months Ended
	Dec. 31, 2012	Dec. 31, 2014	Dec. 31, 2013	Sep. 28, 2012
Cash flows from financing activities:
Cash and cash equivalents at end of period		$ 244,440	$ 130,080
Successor [Member]
Cash flows from operating activities:
Net (loss) income	(32,545)	(105,517)	(105,871)
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Deferred income taxes	(21,590)	(128,742)	(82,542)
Resolution of tax contingencies	0	0	0
Non-cash interest expense	2,633	10,363	10,734
Depreciation and amortization	50,348	213,564	207,646
Cost of goods on acquired inventory step up	21,543	9,031	6,557
Intangible asset impairment	0	146,934	100,093
Allowances against accounts receivable	33,232	148,221	44,367
Share-based compensation expense	2,240	8,678	9,154
Gain on bargain purchase	(5,500)	0	0
Loss on debt extinguishment	0	3,989	7,335
Loss on sale of product rights	0	3,042	0
Other, net	367	612	438
Changes in assets and liabilities:
Increase in accounts receivable	(42,421)	(158,262)	(64,554)
(Increase) decrease in inventories	(15,013)	(12,712)	(11,690)
(Increase) decrease in prepaid expenses and other assets	(22,770)	(11,345)	16,846
Increase (decrease) in accounts payable, accrued expenses and other liabilities	(23,351)	36,503	(44,891)
(Decrease) increase in payables due to distribution agreement partners	10,537	(25,910)	12,597
Decrease in income taxes receivable/payable	13,710	6,431	6,130
Net cash provided by (used in) operating activities	(28,580)	144,880	112,349
Cash flows from investing activities:
Capital expenditures	(10,306)	(45,460)	(17,465)
Sky Growth Merger	(1,908,725)	0	0
Business acquisitions, net of any cash acquired	(110,000)	(478,226)	(1,733)
Purchases of intangibles	0	(153)	(1,000)
Purchases of available for sale marketable debt securities	0	0	0
Proceeds from available for sale of marketable debt securities	2,500	3,514	8,000
Other, net	0	750	0
Net cash used in investing activities	(2,026,531)	(519,575)	(12,198)
Cash flows from financing activities:
Proceeds from debt	1,545,000	525,541	198,889
Proceeds from equity contributions, net	675,466	112,554	2,311
Payments of debt	(339,512)	(146,032)	(206,881)
Payments to extinguish debt	0	0	(1,412)
Debt issuance costs	(67,928)	(3,150)	0
Proceeds from share-based compensation plans	0	0	0
Excess tax benefits on share-based compensation	0	142	228
Purchase of treasury stock	0	0	0
Net cash provided by (used in) financing activities	1,813,026	489,055	(6,865)
Net increase (decrease) in cash and cash equivalents	(242,085)	114,360	93,286
Cash and cash equivalents at beginning of period	278,879	130,080	36,794
Cash and cash equivalents at end of period	36,794	244,440	130,080
Cash paid (received) during the period for:
Income taxes, net	(11,667)	39,215	14,902
Interest paid	13,969	97,305	86,187
Non-cash transactions:
Capital expenditures incurred but not yet paid	460	1,242	2,254
Equity contribution from management shareholders	4,131	0	0
Predecessor [Member]
Cash flows from operating activities:
Net (loss) income				21,175
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Deferred income taxes				12,103
Resolution of tax contingencies				(5,256)
Non-cash interest expense				1,876
Depreciation and amortization				44,426
Cost of goods on acquired inventory step up				4,048
Intangible asset impairment				5,700
Allowances against accounts receivable				19,206
Share-based compensation expense				7,282
Gain on bargain purchase				0
Loss on debt extinguishment				0
Loss on sale of product rights				0
Other, net				242
Changes in assets and liabilities:
Increase in accounts receivable				(7,168)
(Increase) decrease in inventories				11,790
(Increase) decrease in prepaid expenses and other assets				(21,315)
Increase (decrease) in accounts payable, accrued expenses and other liabilities				58,050
(Decrease) increase in payables due to distribution agreement partners				(13,376)
Decrease in income taxes receivable/payable				14,977
Net cash provided by (used in) operating activities				153,760
Cash flows from investing activities:
Capital expenditures				(11,454)
Sky Growth Merger				0
Business acquisitions, net of any cash acquired				(34,868)
Purchases of intangibles				(15,000)
Purchases of available for sale marketable debt securities				(6,566)
Proceeds from available for sale of marketable debt securities				17,500
Other, net				3,786
Net cash used in investing activities				(46,602)
Cash flows from financing activities:
Proceeds from debt				0
Proceeds from equity contributions, net				0
Payments of debt				(8,750)
Payments to extinguish debt				0
Debt issuance costs				0
Proceeds from share-based compensation plans				11,582
Excess tax benefits on share-based compensation				8,536
Purchase of treasury stock				(2,163)
Net cash provided by (used in) financing activities				9,205
Net increase (decrease) in cash and cash equivalents				116,363
Cash and cash equivalents at beginning of period				162,516
Cash and cash equivalents at end of period				278,879
Cash paid (received) during the period for:
Income taxes, net				6,165
Interest paid				6,615
Non-cash transactions:
Capital expenditures incurred but not yet paid				708
Equity contribution from management shareholders				$ 0