Supplemental Disclosures (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents	$ 129,349	$ 90,738	$ 129,349	$ 90,738	$ 174,243
Restricted cash	9,375	11,286	9,375	11,286	$ 10,552
Total cash, cash equivalents and restricted cash	138,724	102,024	138,724	102,024
Supplemental non-cash information:
Accretion of redemption preference on redeemable convertible non-controlling interest - discontinued operation	$ 0	$ 12,149	0	36,446
Contribution of assets in exchange for equity interest			0	4,000
Issuance of treasury stock to commercial partner			701	1,121
Netsmart [Member]
Supplemental non-cash information:
Accretion of redemption preference on redeemable convertible non-controlling interest - discontinued operation			$ 0	$ 36,446